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Finding the Fourth Proportional to 484,760.52, 727,472.96 and 169,217.48

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Solution

The fourth proportional to 484,760.52, 727,472.96 and 169,217.48 is: 253,942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,760.52 : 727,472.96 = 169,217.48 : x
  2. Step 2: Convert to fraction form
    484,760.52/727,472.96 = 169,217.48/x
  3. Step 3: Cross multiply
    484,760.52x = 727,472.96 × 169,217.48
  4. Step 4: Simplify right side
    484,760.52x = 123,101,141,059.34
  5. Step 5: Solve for x
    x = 123,101,141,059.34/484,760.52
  6. Step 6: Final answer
    x = 253,942.18

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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.