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Finding the Third Proportional to 736.75 and 1,101.75

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Solution

The third proportional to 736.75 and 1,101.75 is: 1,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.75 : 1,101.75 = 1,101.75 : x
  2. Step 2: Convert to fraction form
    736.75/1,101.75 = 1,101.75/x
  3. Step 3: Cross multiply
    736.75x = 1,101.75 × 1,101.75
  4. Step 4: Simplify right side
    736.75x = 1,213,853.06
  5. Step 5: Solve for x
    x = 1,213,853.06/736.75
  6. Step 6: Final answer
    x = 1,647.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.