Home / 578,082.70-865,082.85-504,016.30

Finding the Fourth Proportional to 578,082.70, 865,082.85 and 504,016.30

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Solution

The fourth proportional to 578,082.70, 865,082.85 and 504,016.30 is: 754,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,082.70 : 865,082.85 = 504,016.30 : x
  2. Step 2: Convert to fraction form
    578,082.70/865,082.85 = 504,016.30/x
  3. Step 3: Cross multiply
    578,082.70x = 865,082.85 × 504,016.30
  4. Step 4: Simplify right side
    578,082.70x = 436,015,857,250.46
  5. Step 5: Solve for x
    x = 436,015,857,250.46/578,082.70
  6. Step 6: Final answer
    x = 754,244.78

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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.