Home / 676,403.92-1,013,497.68-410,250.88

Finding the Fourth Proportional to 676,403.92, 1,013,497.68 and 410,250.88

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Solution

The fourth proportional to 676,403.92, 1,013,497.68 and 410,250.88 is: 614,704.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,403.92 : 1,013,497.68 = 410,250.88 : x
  2. Step 2: Convert to fraction form
    676,403.92/1,013,497.68 = 410,250.88/x
  3. Step 3: Cross multiply
    676,403.92x = 1,013,497.68 × 410,250.88
  4. Step 4: Simplify right side
    676,403.92x = 415,788,315,097.96
  5. Step 5: Solve for x
    x = 415,788,315,097.96/676,403.92
  6. Step 6: Final answer
    x = 614,704.18

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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.