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Finding the Fourth Proportional to 409,591.92, 564,768.60 and 332,901.12

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Solution

The fourth proportional to 409,591.92, 564,768.60 and 332,901.12 is: 459,022.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,591.92 : 564,768.60 = 332,901.12 : x
  2. Step 2: Convert to fraction form
    409,591.92/564,768.60 = 332,901.12/x
  3. Step 3: Cross multiply
    409,591.92x = 564,768.60 × 332,901.12
  4. Step 4: Simplify right side
    409,591.92x = 188,012,099,480.83
  5. Step 5: Solve for x
    x = 188,012,099,480.83/409,591.92
  6. Step 6: Final answer
    x = 459,022.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.