## 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 342.4 feet per second into miles per hour we have to multiply 342.4 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

342.4 ft/s → V(mph)

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

V(mph) = 342.4 ft/s × 0.68181818181818 mph

V(mph) = 233.45454545455 mph

The final result is:

342.4 ft/s → 233.45454545455 mph

We conclude that 342.4 feet per second is equivalent to 233.45454545455 miles per hour:

342.4 feet per second = 233.45454545455 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 0.0042834890965732 × 342.4 feet per second.

Another way is saying that 342.4 feet per second is equal to 1 ÷ 0.0042834890965732 miles per hour.

## Approximate result

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

342.4 ft/s ≅ 233.455 mph

An alternative is also that one mile per hour is approximately zero point zero zero four times three hundred forty-two 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)
343.4 feet per second 234.136 miles per hour
344.4 feet per second 234.818 miles per hour
345.4 feet per second 235.5 miles per hour
346.4 feet per second 236.182 miles per hour
347.4 feet per second 236.864 miles per hour
348.4 feet per second 237.545 miles per hour
349.4 feet per second 238.227 miles per hour
350.4 feet per second 238.909 miles per hour
351.4 feet per second 239.591 miles per hour
352.4 feet per second 240.273 miles per hour