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Finding the Third Proportional to 335.75 and 447.75

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Solution

The third proportional to 335.75 and 447.75 is: 597.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.75 : 447.75 = 447.75 : x
  2. Step 2: Convert to fraction form
    335.75/447.75 = 447.75/x
  3. Step 3: Cross multiply
    335.75x = 447.75 × 447.75
  4. Step 4: Simplify right side
    335.75x = 200,480.06
  5. Step 5: Solve for x
    x = 200,480.06/335.75
  6. Step 6: Final answer
    x = 597.11

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.