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Finding the Third Proportional to 171,504 and 372,672

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Solution

The third proportional to 171,504 and 372,672 is: 809,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,504 : 372,672 = 372,672 : x
  2. Step 2: Convert to fraction form
    171,504/372,672 = 372,672/x
  3. Step 3: Cross multiply
    171,504x = 372,672 × 372,672
  4. Step 4: Simplify right side
    171,504x = 138,884,419,584
  5. Step 5: Solve for x
    x = 138,884,419,584/171,504
  6. Step 6: Final answer
    x = 809,802.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.