Home / 693,082.92-1,039,662.18-219,734.04

Finding the Fourth Proportional to 693,082.92, 1,039,662.18 and 219,734.04

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Solution

The fourth proportional to 693,082.92, 1,039,662.18 and 219,734.04 is: 329,613.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,082.92 : 1,039,662.18 = 219,734.04 : x
  2. Step 2: Convert to fraction form
    693,082.92/1,039,662.18 = 219,734.04/x
  3. Step 3: Cross multiply
    693,082.92x = 1,039,662.18 × 219,734.04
  4. Step 4: Simplify right side
    693,082.92x = 228,449,171,046.61
  5. Step 5: Solve for x
    x = 228,449,171,046.61/693,082.92
  6. Step 6: Final answer
    x = 329,613.04

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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.