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Finding the Third Proportional to 800.19 and 1,241.94

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Solution

The third proportional to 800.19 and 1,241.94 is: 1,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    800.19 : 1,241.94 = 1,241.94 : x
  2. Step 2: Convert to fraction form
    800.19/1,241.94 = 1,241.94/x
  3. Step 3: Cross multiply
    800.19x = 1,241.94 × 1,241.94
  4. Step 4: Simplify right side
    800.19x = 1,542,408.75
  5. Step 5: Solve for x
    x = 1,542,408.75/800.19
  6. Step 6: Final answer
    x = 1,927.56

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.