Home / 1,002,531.87-1,503,886.20-282,879.87

Finding the Fourth Proportional to 1,002,531.87, 1,503,886.20 and 282,879.87

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Solution

The fourth proportional to 1,002,531.87, 1,503,886.20 and 282,879.87 is: 424,344.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,531.87 : 1,503,886.20 = 282,879.87 : x
  2. Step 2: Convert to fraction form
    1,002,531.87/1,503,886.20 = 282,879.87/x
  3. Step 3: Cross multiply
    1,002,531.87x = 1,503,886.20 × 282,879.87
  4. Step 4: Simplify right side
    1,002,531.87x = 425,419,132,750.79
  5. Step 5: Solve for x
    x = 425,419,132,750.79/1,002,531.87
  6. Step 6: Final answer
    x = 424,344.75

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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.