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Finding the Third Proportional to 435.69 and 652.11

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Solution

The third proportional to 435.69 and 652.11 is: 976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.69 : 652.11 = 652.11 : x
  2. Step 2: Convert to fraction form
    435.69/652.11 = 652.11/x
  3. Step 3: Cross multiply
    435.69x = 652.11 × 652.11
  4. Step 4: Simplify right side
    435.69x = 425,251.73
  5. Step 5: Solve for x
    x = 425,251.73/435.69
  6. Step 6: Final answer
    x = 976.04

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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.