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Finding the Fourth Proportional to 337,239.46, 506,209.57 and 225,699.12

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Solution

The fourth proportional to 337,239.46, 506,209.57 and 225,699.12 is: 338,783.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,239.46 : 506,209.57 = 225,699.12 : x
  2. Step 2: Convert to fraction form
    337,239.46/506,209.57 = 225,699.12/x
  3. Step 3: Cross multiply
    337,239.46x = 506,209.57 × 225,699.12
  4. Step 4: Simplify right side
    337,239.46x = 114,251,053,356.08
  5. Step 5: Solve for x
    x = 114,251,053,356.08/337,239.46
  6. Step 6: Final answer
    x = 338,783.17

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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.