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Finding the Third Proportional to 181,654 and 272,539

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Solution

The third proportional to 181,654 and 272,539 is: 408,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,654 : 272,539 = 272,539 : x
  2. Step 2: Convert to fraction form
    181,654/272,539 = 272,539/x
  3. Step 3: Cross multiply
    181,654x = 272,539 × 272,539
  4. Step 4: Simplify right side
    181,654x = 74,277,506,521
  5. Step 5: Solve for x
    x = 74,277,506,521/181,654
  6. Step 6: Final answer
    x = 408,895.52

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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.