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Finding the Third Proportional to 765.25 and 1,093.13

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Solution

The third proportional to 765.25 and 1,093.13 is: 1,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    765.25 : 1,093.13 = 1,093.13 : x
  2. Step 2: Convert to fraction form
    765.25/1,093.13 = 1,093.13/x
  3. Step 3: Cross multiply
    765.25x = 1,093.13 × 1,093.13
  4. Step 4: Simplify right side
    765.25x = 1,194,922.27
  5. Step 5: Solve for x
    x = 1,194,922.27/765.25
  6. Step 6: Final answer
    x = 1,561.48

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.