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Finding the Fourth Proportional to 366,874.31, 506,359.16 and 237,972.53

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Solution

The fourth proportional to 366,874.31, 506,359.16 and 237,972.53 is: 328,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,874.31 : 506,359.16 = 237,972.53 : x
  2. Step 2: Convert to fraction form
    366,874.31/506,359.16 = 237,972.53/x
  3. Step 3: Cross multiply
    366,874.31x = 506,359.16 × 237,972.53
  4. Step 4: Simplify right side
    366,874.31x = 120,499,566,672.22
  5. Step 5: Solve for x
    x = 120,499,566,672.22/366,874.31
  6. Step 6: Final answer
    x = 328,449.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.