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Finding the Fourth Proportional to 496,606.40, 744,909.60 and 181,289.60

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Solution

The fourth proportional to 496,606.40, 744,909.60 and 181,289.60 is: 271,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,606.40 : 744,909.60 = 181,289.60 : x
  2. Step 2: Convert to fraction form
    496,606.40/744,909.60 = 181,289.60/x
  3. Step 3: Cross multiply
    496,606.40x = 744,909.60 × 181,289.60
  4. Step 4: Simplify right side
    496,606.40x = 135,044,363,420.16
  5. Step 5: Solve for x
    x = 135,044,363,420.16/496,606.40
  6. Step 6: Final answer
    x = 271,934.40

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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.