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Finding the Fourth Proportional to 503,472.11, 755,098.61 and 166,433.13

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Solution

The fourth proportional to 503,472.11, 755,098.61 and 166,433.13 is: 249,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,472.11 : 755,098.61 = 166,433.13 : x
  2. Step 2: Convert to fraction form
    503,472.11/755,098.61 = 166,433.13/x
  3. Step 3: Cross multiply
    503,472.11x = 755,098.61 × 166,433.13
  4. Step 4: Simplify right side
    503,472.11x = 125,673,424,288.78
  5. Step 5: Solve for x
    x = 125,673,424,288.78/503,472.11
  6. Step 6: Final answer
    x = 249,613.48

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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.