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Finding the Fourth Proportional to 413.09, 619.64 and 250.82

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Solution

The fourth proportional to 413.09, 619.64 and 250.82 is: 376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    413.09 : 619.64 = 250.82 : x
  2. Step 2: Convert to fraction form
    413.09/619.64 = 250.82/x
  3. Step 3: Cross multiply
    413.09x = 619.64 × 250.82
  4. Step 4: Simplify right side
    413.09x = 155,418.10
  5. Step 5: Solve for x
    x = 155,418.10/413.09
  6. Step 6: Final answer
    x = 376.23

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