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Finding the Fourth Proportional to 529,361.45, 730,523.42 and 287,644.02

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Solution

The fourth proportional to 529,361.45, 730,523.42 and 287,644.02 is: 396,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,361.45 : 730,523.42 = 287,644.02 : x
  2. Step 2: Convert to fraction form
    529,361.45/730,523.42 = 287,644.02/x
  3. Step 3: Cross multiply
    529,361.45x = 730,523.42 × 287,644.02
  4. Step 4: Simplify right side
    529,361.45x = 210,130,691,052.08
  5. Step 5: Solve for x
    x = 210,130,691,052.08/529,361.45
  6. Step 6: Final answer
    x = 396,951.25

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