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Finding the Fourth Proportional to 518,390.52, 715,512.42 and 337,553.88

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Solution

The fourth proportional to 518,390.52, 715,512.42 and 337,553.88 is: 465,911.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,390.52 : 715,512.42 = 337,553.88 : x
  2. Step 2: Convert to fraction form
    518,390.52/715,512.42 = 337,553.88/x
  3. Step 3: Cross multiply
    518,390.52x = 715,512.42 × 337,553.88
  4. Step 4: Simplify right side
    518,390.52x = 241,523,993,559.19
  5. Step 5: Solve for x
    x = 241,523,993,559.19/518,390.52
  6. Step 6: Final answer
    x = 465,911.29

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