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Finding the Fourth Proportional to 332,414.32, 498,149.53 and 256,224.91

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Solution

The fourth proportional to 332,414.32, 498,149.53 and 256,224.91 is: 383,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,414.32 : 498,149.53 = 256,224.91 : x
  2. Step 2: Convert to fraction form
    332,414.32/498,149.53 = 256,224.91/x
  3. Step 3: Cross multiply
    332,414.32x = 498,149.53 × 256,224.91
  4. Step 4: Simplify right side
    332,414.32x = 127,638,318,490.79
  5. Step 5: Solve for x
    x = 127,638,318,490.79/332,414.32
  6. Step 6: Final answer
    x = 383,973.59

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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.