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Finding the Fourth Proportional to 625,462.13, 938,251.62 and 176,182.27

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Solution

The fourth proportional to 625,462.13, 938,251.62 and 176,182.27 is: 264,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,462.13 : 938,251.62 = 176,182.27 : x
  2. Step 2: Convert to fraction form
    625,462.13/938,251.62 = 176,182.27/x
  3. Step 3: Cross multiply
    625,462.13x = 938,251.62 × 176,182.27
  4. Step 4: Simplify right side
    625,462.13x = 165,303,297,897.15
  5. Step 5: Solve for x
    x = 165,303,297,897.15/625,462.13
  6. Step 6: Final answer
    x = 264,289.86

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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.