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Finding the Fourth Proportional to 864,794.52, 1,193,337.90 and 482,751

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Solution

The fourth proportional to 864,794.52, 1,193,337.90 and 482,751 is: 666,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,794.52 : 1,193,337.90 = 482,751 : x
  2. Step 2: Convert to fraction form
    864,794.52/1,193,337.90 = 482,751/x
  3. Step 3: Cross multiply
    864,794.52x = 1,193,337.90 × 482,751
  4. Step 4: Simplify right side
    864,794.52x = 576,085,064,562.90
  5. Step 5: Solve for x
    x = 576,085,064,562.90/864,794.52
  6. Step 6: Final answer
    x = 666,152.54

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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.