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Finding the Fourth Proportional to 337,717.62, 506,576.32 and 127,306.34

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Solution

The fourth proportional to 337,717.62, 506,576.32 and 127,306.34 is: 190,959.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,717.62 : 506,576.32 = 127,306.34 : x
  2. Step 2: Convert to fraction form
    337,717.62/506,576.32 = 127,306.34/x
  3. Step 3: Cross multiply
    337,717.62x = 506,576.32 × 127,306.34
  4. Step 4: Simplify right side
    337,717.62x = 64,490,377,229.87
  5. Step 5: Solve for x
    x = 64,490,377,229.87/337,717.62
  6. Step 6: Final answer
    x = 190,959.47

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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.