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Finding the Third Proportional to 177,672 and 367,872

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Solution

The third proportional to 177,672 and 367,872 is: 761,683.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,672 : 367,872 = 367,872 : x
  2. Step 2: Convert to fraction form
    177,672/367,872 = 367,872/x
  3. Step 3: Cross multiply
    177,672x = 367,872 × 367,872
  4. Step 4: Simplify right side
    177,672x = 135,329,808,384
  5. Step 5: Solve for x
    x = 135,329,808,384/177,672
  6. Step 6: Final answer
    x = 761,683.37

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.