Home / 996,201.20-1,494,301.79-331,353.20

Finding the Fourth Proportional to 996,201.20, 1,494,301.79 and 331,353.20

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Solution

The fourth proportional to 996,201.20, 1,494,301.79 and 331,353.20 is: 497,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,201.20 : 1,494,301.79 = 331,353.20 : x
  2. Step 2: Convert to fraction form
    996,201.20/1,494,301.79 = 331,353.20/x
  3. Step 3: Cross multiply
    996,201.20x = 1,494,301.79 × 331,353.20
  4. Step 4: Simplify right side
    996,201.20x = 495,141,670,753.95
  5. Step 5: Solve for x
    x = 495,141,670,753.95/996,201.20
  6. Step 6: Final answer
    x = 497,029.79

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Double scale
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Similar ratio
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1.5x scale

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.