Home / 999,266.10-1,498,899.15-932,343.90

Finding the Fourth Proportional to 999,266.10, 1,498,899.15 and 932,343.90

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Solution

The fourth proportional to 999,266.10, 1,498,899.15 and 932,343.90 is: 1,398,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,266.10 : 1,498,899.15 = 932,343.90 : x
  2. Step 2: Convert to fraction form
    999,266.10/1,498,899.15 = 932,343.90/x
  3. Step 3: Cross multiply
    999,266.10x = 1,498,899.15 × 932,343.90
  4. Step 4: Simplify right side
    999,266.10x = 1,397,489,479,217.69
  5. Step 5: Solve for x
    x = 1,397,489,479,217.69/999,266.10
  6. Step 6: Final answer
    x = 1,398,515.85

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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.