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Finding the Fourth Proportional to 337,376.52, 506,205.42 and 147,972.96

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Solution

The fourth proportional to 337,376.52, 506,205.42 and 147,972.96 is: 222,021.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,376.52 : 506,205.42 = 147,972.96 : x
  2. Step 2: Convert to fraction form
    337,376.52/506,205.42 = 147,972.96/x
  3. Step 3: Cross multiply
    337,376.52x = 506,205.42 × 147,972.96
  4. Step 4: Simplify right side
    337,376.52x = 74,904,714,365.44
  5. Step 5: Solve for x
    x = 74,904,714,365.44/337,376.52
  6. Step 6: Final answer
    x = 222,021.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.