Home / 1,002,531.38-1,503,885.42-282,879.45

Finding the Fourth Proportional to 1,002,531.38, 1,503,885.42 and 282,879.45

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Solution

The fourth proportional to 1,002,531.38, 1,503,885.42 and 282,879.45 is: 424,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,531.38 : 1,503,885.42 = 282,879.45 : x
  2. Step 2: Convert to fraction form
    1,002,531.38/1,503,885.42 = 282,879.45/x
  3. Step 3: Cross multiply
    1,002,531.38x = 1,503,885.42 × 282,879.45
  4. Step 4: Simplify right side
    1,002,531.38x = 425,418,280,472.62
  5. Step 5: Solve for x
    x = 425,418,280,472.62/1,002,531.38
  6. Step 6: Final answer
    x = 424,344.11

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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.