Home / 994,474.40-1,491,711.60-363,306.20

Finding the Fourth Proportional to 994,474.40, 1,491,711.60 and 363,306.20

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Solution

The fourth proportional to 994,474.40, 1,491,711.60 and 363,306.20 is: 544,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,474.40 : 1,491,711.60 = 363,306.20 : x
  2. Step 2: Convert to fraction form
    994,474.40/1,491,711.60 = 363,306.20/x
  3. Step 3: Cross multiply
    994,474.40x = 1,491,711.60 × 363,306.20
  4. Step 4: Simplify right side
    994,474.40x = 541,948,072,891.92
  5. Step 5: Solve for x
    x = 541,948,072,891.92/994,474.40
  6. Step 6: Final answer
    x = 544,959.30

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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.