## Conversion formula

The conversion factor from feet per second to kilometers per hour is 1.0972799999991, which means that 1 foot per second is equal to 1.0972799999991 kilometers per hour:

1 ft/s = 1.0972799999991 km/h

To convert 591 feet per second into kilometers per hour we have to multiply 591 by the conversion factor in order to get the velocity amount from feet per second to kilometers per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 1.0972799999991 km/h

591 ft/s → V(km/h)

Solve the above proportion to obtain the velocity V in kilometers per hour:

V(km/h) = 591 ft/s × 1.0972799999991 km/h

V(km/h) = 648.49247999948 km/h

The final result is:

591 ft/s → 648.49247999948 km/h

We conclude that 591 feet per second is equivalent to 648.49247999948 kilometers per hour:

591 feet per second = 648.49247999948 kilometers per hour

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer per hour is equal to 0.0015420379277194 × 591 feet per second.

Another way is saying that 591 feet per second is equal to 1 ÷ 0.0015420379277194 kilometers per hour.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that five hundred ninety-one feet per second is approximately six hundred forty-eight point four nine two kilometers per hour:

591 ft/s ≅ 648.492 km/h

An alternative is also that one kilometer per hour is approximately zero point zero zero two times five hundred ninety-one feet per second.

## Conversion table

### feet per second to kilometers per hour chart

For quick reference purposes, below is the conversion table you can use to convert from feet per second to kilometers per hour

feet per second (ft/s) kilometers per hour (km/h)
592 feet per second 649.59 kilometers per hour
593 feet per second 650.687 kilometers per hour
594 feet per second 651.784 kilometers per hour
595 feet per second 652.882 kilometers per hour
596 feet per second 653.979 kilometers per hour
597 feet per second 655.076 kilometers per hour
598 feet per second 656.173 kilometers per hour
599 feet per second 657.271 kilometers per hour
600 feet per second 658.368 kilometers per hour
601 feet per second 659.465 kilometers per hour