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Finding the Fourth Proportional to 1,463.92, 2,194.29 and 731.73

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Solution

The fourth proportional to 1,463.92, 2,194.29 and 731.73 is: 1,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.92 : 2,194.29 = 731.73 : x
  2. Step 2: Convert to fraction form
    1,463.92/2,194.29 = 731.73/x
  3. Step 3: Cross multiply
    1,463.92x = 2,194.29 × 731.73
  4. Step 4: Simplify right side
    1,463.92x = 1,605,636.05
  5. Step 5: Solve for x
    x = 1,605,636.05/1,463.92
  6. Step 6: Final answer
    x = 1,096.80

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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.