## 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 45.4 feet per second into miles per hour we have to multiply 45.4 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

45.4 ft/s → V(mph)

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

V(mph) = 45.4 ft/s × 0.68181818181818 mph

V(mph) = 30.954545454545 mph

The final result is:

45.4 ft/s → 30.954545454545 mph

We conclude that 45.4 feet per second is equivalent to 30.954545454545 miles per hour:

45.4 feet per second = 30.954545454545 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 0.03230543318649 × 45.4 feet per second.

Another way is saying that 45.4 feet per second is equal to 1 ÷ 0.03230543318649 miles per hour.

## Approximate result

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

45.4 ft/s ≅ 30.955 mph

An alternative is also that one mile per hour is approximately zero point zero three two times forty-five point four 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)
46.4 feet per second 31.636 miles per hour
47.4 feet per second 32.318 miles per hour
48.4 feet per second 33 miles per hour
49.4 feet per second 33.682 miles per hour
50.4 feet per second 34.364 miles per hour
51.4 feet per second 35.045 miles per hour
52.4 feet per second 35.727 miles per hour
53.4 feet per second 36.409 miles per hour
54.4 feet per second 37.091 miles per hour
55.4 feet per second 37.773 miles per hour