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Finding the Fourth Proportional to 532,031.28, 798,038.49 and 247,562.73

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Solution

The fourth proportional to 532,031.28, 798,038.49 and 247,562.73 is: 371,340.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,031.28 : 798,038.49 = 247,562.73 : x
  2. Step 2: Convert to fraction form
    532,031.28/798,038.49 = 247,562.73/x
  3. Step 3: Cross multiply
    532,031.28x = 798,038.49 × 247,562.73
  4. Step 4: Simplify right side
    532,031.28x = 197,564,587,229.48
  5. Step 5: Solve for x
    x = 197,564,587,229.48/532,031.28
  6. Step 6: Final answer
    x = 371,340.17

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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.