With this information, you can calculate the quantity of feet per minute 398 knots is equal to.
¿What is the inverse calculation between 1 foot per minute and 398 knots?
Performing the inverse calculation of the relationship between units, we obtain that 1 foot per minute is 2.4810879e-05 times 398 knots.
Which is the same to say that 398 knots is 40304.899 feet per minute.
Three hundred ninety-eight knots equals to forty thousand three hundred four feet per minute. *Approximation
A foot per minute is two times three hundred ninety-eight knots. *Approximation