Home / 460,752.56-691,082.10-123,749.44

Finding the Fourth Proportional to 460,752.56, 691,082.10 and 123,749.44

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Solution

The fourth proportional to 460,752.56, 691,082.10 and 123,749.44 is: 185,611.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,752.56 : 691,082.10 = 123,749.44 : x
  2. Step 2: Convert to fraction form
    460,752.56/691,082.10 = 123,749.44/x
  3. Step 3: Cross multiply
    460,752.56x = 691,082.10 × 123,749.44
  4. Step 4: Simplify right side
    460,752.56x = 85,521,022,869.02
  5. Step 5: Solve for x
    x = 85,521,022,869.02/460,752.56
  6. Step 6: Final answer
    x = 185,611.61

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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.