Home / 906,337.20-1,359,943.20-639,523.20

Finding the Fourth Proportional to 906,337.20, 1,359,943.20 and 639,523.20

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Solution

The fourth proportional to 906,337.20, 1,359,943.20 and 639,523.20 is: 959,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,337.20 : 1,359,943.20 = 639,523.20 : x
  2. Step 2: Convert to fraction form
    906,337.20/1,359,943.20 = 639,523.20/x
  3. Step 3: Cross multiply
    906,337.20x = 1,359,943.20 × 639,523.20
  4. Step 4: Simplify right side
    906,337.20x = 869,715,227,082.24
  5. Step 5: Solve for x
    x = 869,715,227,082.24/906,337.20
  6. Step 6: Final answer
    x = 959,593.44

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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.