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Finding the Fourth Proportional to 496,540.80, 744,811.20 and 180,956.70

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Solution

The fourth proportional to 496,540.80, 744,811.20 and 180,956.70 is: 271,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,540.80 : 744,811.20 = 180,956.70 : x
  2. Step 2: Convert to fraction form
    496,540.80/744,811.20 = 180,956.70/x
  3. Step 3: Cross multiply
    496,540.80x = 744,811.20 × 180,956.70
  4. Step 4: Simplify right side
    496,540.80x = 134,778,576,875.04
  5. Step 5: Solve for x
    x = 134,778,576,875.04/496,540.80
  6. Step 6: Final answer
    x = 271,435.05

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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.