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Finding the Fourth Proportional to 864,793.52, 1,193,336.52 and 482,750

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Solution

The fourth proportional to 864,793.52, 1,193,336.52 and 482,750 is: 666,151.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,793.52 : 1,193,336.52 = 482,750 : x
  2. Step 2: Convert to fraction form
    864,793.52/1,193,336.52 = 482,750/x
  3. Step 3: Cross multiply
    864,793.52x = 1,193,336.52 × 482,750
  4. Step 4: Simplify right side
    864,793.52x = 576,083,205,030
  5. Step 5: Solve for x
    x = 576,083,205,030/864,793.52
  6. Step 6: Final answer
    x = 666,151.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.