Home / 731,449.20-1,096,890.18-251,585.76

Finding the Fourth Proportional to 731,449.20, 1,096,890.18 and 251,585.76

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Solution

The fourth proportional to 731,449.20, 1,096,890.18 and 251,585.76 is: 377,281.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,449.20 : 1,096,890.18 = 251,585.76 : x
  2. Step 2: Convert to fraction form
    731,449.20/1,096,890.18 = 251,585.76/x
  3. Step 3: Cross multiply
    731,449.20x = 1,096,890.18 × 251,585.76
  4. Step 4: Simplify right side
    731,449.20x = 275,961,949,571.84
  5. Step 5: Solve for x
    x = 275,961,949,571.84/731,449.20
  6. Step 6: Final answer
    x = 377,281.09

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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.