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Finding the Third Proportional to 274.50 and 363.94

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Solution

The third proportional to 274.50 and 363.94 is: 482.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.50 : 363.94 = 363.94 : x
  2. Step 2: Convert to fraction form
    274.50/363.94 = 363.94/x
  3. Step 3: Cross multiply
    274.50x = 363.94 × 363.94
  4. Step 4: Simplify right side
    274.50x = 132,450.50
  5. Step 5: Solve for x
    x = 132,450.50/274.50
  6. Step 6: Final answer
    x = 482.52

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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.