Home / 999,523.92-1,499,290.27-316,414.13

Finding the Fourth Proportional to 999,523.92, 1,499,290.27 and 316,414.13

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Solution

The fourth proportional to 999,523.92, 1,499,290.27 and 316,414.13 is: 474,622.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,523.92 : 1,499,290.27 = 316,414.13 : x
  2. Step 2: Convert to fraction form
    999,523.92/1,499,290.27 = 316,414.13/x
  3. Step 3: Cross multiply
    999,523.92x = 1,499,290.27 × 316,414.13
  4. Step 4: Simplify right side
    999,523.92x = 474,396,626,399.52
  5. Step 5: Solve for x
    x = 474,396,626,399.52/999,523.92
  6. Step 6: Final answer
    x = 474,622.58

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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.