## Conversion formula

The conversion factor from feet per second to miles per hour is 0.68181818181818, which means that 1 foot per second is equal to 0.68181818181818 miles per hour:

1 ft/s = 0.68181818181818 mph

To convert 471 feet per second into miles per hour we have to multiply 471 by the conversion factor in order to get the velocity amount from feet per second to miles per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 0.68181818181818 mph

471 ft/s → V(mph)

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

V(mph) = 471 ft/s × 0.68181818181818 mph

V(mph) = 321.13636363636 mph

The final result is:

471 ft/s → 321.13636363636 mph

We conclude that 471 feet per second is equivalent to 321.13636363636 miles per hour:

471 feet per second = 321.13636363636 miles per hour

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.0031139419674452 × 471 feet per second.

Another way is saying that 471 feet per second is equal to 1 ÷ 0.0031139419674452 miles per hour.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred seventy-one feet per second is approximately three hundred twenty-one point one three six miles per hour:

471 ft/s ≅ 321.136 mph

An alternative is also that one mile per hour is approximately zero point zero zero three times four hundred seventy-one feet per second.

## Conversion table

### feet per second to miles per hour chart

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

feet per second (ft/s) miles per hour (mph)
472 feet per second 321.818 miles per hour
473 feet per second 322.5 miles per hour
474 feet per second 323.182 miles per hour
475 feet per second 323.864 miles per hour
476 feet per second 324.545 miles per hour
477 feet per second 325.227 miles per hour
478 feet per second 325.909 miles per hour
479 feet per second 326.591 miles per hour
480 feet per second 327.273 miles per hour
481 feet per second 327.955 miles per hour