Home / 996,207.20-1,494,310.79-331,359.20

Finding the Fourth Proportional to 996,207.20, 1,494,310.79 and 331,359.20

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Solution

The fourth proportional to 996,207.20, 1,494,310.79 and 331,359.20 is: 497,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,207.20 : 1,494,310.79 = 331,359.20 : x
  2. Step 2: Convert to fraction form
    996,207.20/1,494,310.79 = 331,359.20/x
  3. Step 3: Cross multiply
    996,207.20x = 1,494,310.79 × 331,359.20
  4. Step 4: Simplify right side
    996,207.20x = 495,153,618,797.42
  5. Step 5: Solve for x
    x = 495,153,618,797.42/996,207.20
  6. Step 6: Final answer
    x = 497,038.79

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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.