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Finding the Third Proportional to 676.75 and 952.38

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Solution

The third proportional to 676.75 and 952.38 is: 1,340.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    676.75 : 952.38 = 952.38 : x
  2. Step 2: Convert to fraction form
    676.75/952.38 = 952.38/x
  3. Step 3: Cross multiply
    676.75x = 952.38 × 952.38
  4. Step 4: Simplify right side
    676.75x = 907,018.14
  5. Step 5: Solve for x
    x = 907,018.14/676.75
  6. Step 6: Final answer
    x = 1,340.26

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.