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Finding the Fourth Proportional to 337,687.76, 506,606.52 and 127,327.52

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Solution

The fourth proportional to 337,687.76, 506,606.52 and 127,327.52 is: 191,019.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,687.76 : 506,606.52 = 127,327.52 : x
  2. Step 2: Convert to fraction form
    337,687.76/506,606.52 = 127,327.52/x
  3. Step 3: Cross multiply
    337,687.76x = 506,606.52 × 127,327.52
  4. Step 4: Simplify right side
    337,687.76x = 64,504,951,807.43
  5. Step 5: Solve for x
    x = 64,504,951,807.43/337,687.76
  6. Step 6: Final answer
    x = 191,019.51

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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.