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Finding the Fourth Proportional to 496,777.32, 744,648.39 and 230,318.10

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Solution

The fourth proportional to 496,777.32, 744,648.39 and 230,318.10 is: 345,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,777.32 : 744,648.39 = 230,318.10 : x
  2. Step 2: Convert to fraction form
    496,777.32/744,648.39 = 230,318.10/x
  3. Step 3: Cross multiply
    496,777.32x = 744,648.39 × 230,318.10
  4. Step 4: Simplify right side
    496,777.32x = 171,506,002,352.86
  5. Step 5: Solve for x
    x = 171,506,002,352.86/496,777.32
  6. Step 6: Final answer
    x = 345,237.18

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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.