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Finding the Fourth Proportional to 663,003.60, 994,505.40 and 242,224.80

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Solution

The fourth proportional to 663,003.60, 994,505.40 and 242,224.80 is: 363,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,003.60 : 994,505.40 = 242,224.80 : x
  2. Step 2: Convert to fraction form
    663,003.60/994,505.40 = 242,224.80/x
  3. Step 3: Cross multiply
    663,003.60x = 994,505.40 × 242,224.80
  4. Step 4: Simplify right side
    663,003.60x = 240,893,871,613.92
  5. Step 5: Solve for x
    x = 240,893,871,613.92/663,003.60
  6. Step 6: Final answer
    x = 363,337.20

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Similar ratio
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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.