Conversion formula

The conversion factor from miles per hour to knots is 0.8689762419014, which means that 1 mile per hour is equal to 0.8689762419014 knots:

1 mph = 0.8689762419014 kt

To convert 228 miles per hour into knots we have to multiply 228 by the conversion factor in order to get the velocity amount from miles per hour to knots. We can also form a simple proportion to calculate the result:

1 mph → 0.8689762419014 kt

228 mph → V_(kt)

Solve the above proportion to obtain the velocity V in knots:

V_(kt) = 228 mph × 0.8689762419014 kt

V_(kt) = 198.12658315352 kt

The final result is:

228 mph → 198.12658315352 kt

We conclude that 228 miles per hour is equivalent to 198.12658315352 knots:

228 miles per hour = 198.12658315352 knots

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.0050472782808006 × 228 miles per hour.

Another way is saying that 228 miles per hour is equal to 1 ÷ 0.0050472782808006 knots.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that two hundred twenty-eight miles per hour is approximately one hundred ninety-eight point one two seven knots:

228 mph ≅ 198.127 kt

An alternative is also that one knot is approximately zero point zero zero five times two hundred twenty-eight miles per hour.

Conversion table

miles per hour to knots chart

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