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Finding the Third Proportional to 275,188 and 366,956

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Solution

The third proportional to 275,188 and 366,956 is: 489,326.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,188 : 366,956 = 366,956 : x
  2. Step 2: Convert to fraction form
    275,188/366,956 = 366,956/x
  3. Step 3: Cross multiply
    275,188x = 366,956 × 366,956
  4. Step 4: Simplify right side
    275,188x = 134,656,705,936
  5. Step 5: Solve for x
    x = 134,656,705,936/275,188
  6. Step 6: Final answer
    x = 489,326.23

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.