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Finding the Fourth Proportional to 496,499.80, 744,944.10 and 180,988.60

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Solution

The fourth proportional to 496,499.80, 744,944.10 and 180,988.60 is: 271,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,499.80 : 744,944.10 = 180,988.60 : x
  2. Step 2: Convert to fraction form
    496,499.80/744,944.10 = 180,988.60/x
  3. Step 3: Cross multiply
    496,499.80x = 744,944.10 × 180,988.60
  4. Step 4: Simplify right side
    496,499.80x = 134,826,389,737.26
  5. Step 5: Solve for x
    x = 134,826,389,737.26/496,499.80
  6. Step 6: Final answer
    x = 271,553.76

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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.