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Finding the Third Proportional to 150,192 and 329,760

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Solution

The third proportional to 150,192 and 329,760 is: 724,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,192 : 329,760 = 329,760 : x
  2. Step 2: Convert to fraction form
    150,192/329,760 = 329,760/x
  3. Step 3: Cross multiply
    150,192x = 329,760 × 329,760
  4. Step 4: Simplify right side
    150,192x = 108,741,657,600
  5. Step 5: Solve for x
    x = 108,741,657,600/150,192
  6. Step 6: Final answer
    x = 724,017.64

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.