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Finding the Fourth Proportional to 482,320.90, 723,073.11 and 182,636.29

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Solution

The fourth proportional to 482,320.90, 723,073.11 and 182,636.29 is: 273,799.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,320.90 : 723,073.11 = 182,636.29 : x
  2. Step 2: Convert to fraction form
    482,320.90/723,073.11 = 182,636.29/x
  3. Step 3: Cross multiply
    482,320.90x = 723,073.11 × 182,636.29
  4. Step 4: Simplify right side
    482,320.90x = 132,059,390,209.16
  5. Step 5: Solve for x
    x = 132,059,390,209.16/482,320.90
  6. Step 6: Final answer
    x = 273,799.85

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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.