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Finding the Fourth Proportional to 534,752.20, 802,128.30 and 476,691.40

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Solution

The fourth proportional to 534,752.20, 802,128.30 and 476,691.40 is: 715,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,752.20 : 802,128.30 = 476,691.40 : x
  2. Step 2: Convert to fraction form
    534,752.20/802,128.30 = 476,691.40/x
  3. Step 3: Cross multiply
    534,752.20x = 802,128.30 × 476,691.40
  4. Step 4: Simplify right side
    534,752.20x = 382,367,662,306.62
  5. Step 5: Solve for x
    x = 382,367,662,306.62/534,752.20
  6. Step 6: Final answer
    x = 715,037.10

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