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Finding the Fourth Proportional to 356,414.20, 534,765.30 and 156,772.60

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Solution

The fourth proportional to 356,414.20, 534,765.30 and 156,772.60 is: 235,222.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,414.20 : 534,765.30 = 156,772.60 : x
  2. Step 2: Convert to fraction form
    356,414.20/534,765.30 = 156,772.60/x
  3. Step 3: Cross multiply
    356,414.20x = 534,765.30 × 156,772.60
  4. Step 4: Simplify right side
    356,414.20x = 83,836,546,470.78
  5. Step 5: Solve for x
    x = 83,836,546,470.78/356,414.20
  6. Step 6: Final answer
    x = 235,222.24

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