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Finding the Fourth Proportional to 356,380.08, 534,570.12 and 332,760.48

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Solution

The fourth proportional to 356,380.08, 534,570.12 and 332,760.48 is: 499,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,380.08 : 534,570.12 = 332,760.48 : x
  2. Step 2: Convert to fraction form
    356,380.08/534,570.12 = 332,760.48/x
  3. Step 3: Cross multiply
    356,380.08x = 534,570.12 × 332,760.48
  4. Step 4: Simplify right side
    356,380.08x = 177,883,809,724.86
  5. Step 5: Solve for x
    x = 177,883,809,724.86/356,380.08
  6. Step 6: Final answer
    x = 499,140.72

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Similar ratio
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1.5x scale

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.