Home / 994,449.40-1,491,674.10-363,281.20

Finding the Fourth Proportional to 994,449.40, 1,491,674.10 and 363,281.20

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Solution

The fourth proportional to 994,449.40, 1,491,674.10 and 363,281.20 is: 544,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,449.40 : 1,491,674.10 = 363,281.20 : x
  2. Step 2: Convert to fraction form
    994,449.40/1,491,674.10 = 363,281.20/x
  3. Step 3: Cross multiply
    994,449.40x = 1,491,674.10 × 363,281.20
  4. Step 4: Simplify right side
    994,449.40x = 541,897,157,056.92
  5. Step 5: Solve for x
    x = 541,897,157,056.92/994,449.40
  6. Step 6: Final answer
    x = 544,921.80

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Half scale
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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.