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Finding the Third Proportional to 792.25 and 1,736.38

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Solution

The third proportional to 792.25 and 1,736.38 is: 3,805.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    792.25 : 1,736.38 = 1,736.38 : x
  2. Step 2: Convert to fraction form
    792.25/1,736.38 = 1,736.38/x
  3. Step 3: Cross multiply
    792.25x = 1,736.38 × 1,736.38
  4. Step 4: Simplify right side
    792.25x = 3,014,998.14
  5. Step 5: Solve for x
    x = 3,014,998.14/792.25
  6. Step 6: Final answer
    x = 3,805.61

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.