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Finding the Third Proportional to 664.53 and 1,094.13

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Solution

The third proportional to 664.53 and 1,094.13 is: 1,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    664.53 : 1,094.13 = 1,094.13 : x
  2. Step 2: Convert to fraction form
    664.53/1,094.13 = 1,094.13/x
  3. Step 3: Cross multiply
    664.53x = 1,094.13 × 1,094.13
  4. Step 4: Simplify right side
    664.53x = 1,197,126.61
  5. Step 5: Solve for x
    x = 1,197,126.61/664.53
  6. Step 6: Final answer
    x = 1,801.46

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.