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Finding the Fourth Proportional to 332,252.26, 458,348.56 and 217,480.32

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Solution

The fourth proportional to 332,252.26, 458,348.56 and 217,480.32 is: 300,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,252.26 : 458,348.56 = 217,480.32 : x
  2. Step 2: Convert to fraction form
    332,252.26/458,348.56 = 217,480.32/x
  3. Step 3: Cross multiply
    332,252.26x = 458,348.56 × 217,480.32
  4. Step 4: Simplify right side
    332,252.26x = 99,681,790,956.64
  5. Step 5: Solve for x
    x = 99,681,790,956.64/332,252.26
  6. Step 6: Final answer
    x = 300,018.40

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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.