## 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 674 feet per second into kilometers per hour we have to multiply 674 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

674 ft/s → V(km/h)

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

V(km/h) = 674 ft/s × 1.0972799999991 km/h

V(km/h) = 739.56671999941 km/h

The final result is:

674 ft/s → 739.56671999941 km/h

We conclude that 674 feet per second is equivalent to 739.56671999941 kilometers per hour:

674 feet per second = 739.56671999941 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 0.00135214304938 × 674 feet per second.

Another way is saying that 674 feet per second is equal to 1 ÷ 0.00135214304938 kilometers per hour.

## Approximate result

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

674 ft/s ≅ 739.567 km/h

An alternative is also that one kilometer per hour is approximately zero point zero zero one times six hundred seventy-four 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)
675 feet per second 740.664 kilometers per hour
676 feet per second 741.761 kilometers per hour
677 feet per second 742.859 kilometers per hour
678 feet per second 743.956 kilometers per hour
679 feet per second 745.053 kilometers per hour
680 feet per second 746.15 kilometers per hour
681 feet per second 747.248 kilometers per hour
682 feet per second 748.345 kilometers per hour
683 feet per second 749.442 kilometers per hour
684 feet per second 750.54 kilometers per hour