Home / 1,002,540.92-1,503,786.39-292,575.11

Finding the Fourth Proportional to 1,002,540.92, 1,503,786.39 and 292,575.11

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Solution

The fourth proportional to 1,002,540.92, 1,503,786.39 and 292,575.11 is: 438,855.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,540.92 : 1,503,786.39 = 292,575.11 : x
  2. Step 2: Convert to fraction form
    1,002,540.92/1,503,786.39 = 292,575.11/x
  3. Step 3: Cross multiply
    1,002,540.92x = 1,503,786.39 × 292,575.11
  4. Step 4: Simplify right side
    1,002,540.92x = 439,970,468,470.75
  5. Step 5: Solve for x
    x = 439,970,468,470.75/1,002,540.92
  6. Step 6: Final answer
    x = 438,855.37

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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.