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Finding the Third Proportional to 369.75 and 996.38

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Solution

The third proportional to 369.75 and 996.38 is: 2,684.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.75 : 996.38 = 996.38 : x
  2. Step 2: Convert to fraction form
    369.75/996.38 = 996.38/x
  3. Step 3: Cross multiply
    369.75x = 996.38 × 996.38
  4. Step 4: Simplify right side
    369.75x = 992,763.14
  5. Step 5: Solve for x
    x = 992,763.14/369.75
  6. Step 6: Final answer
    x = 2,684.96

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Why These Related Problems?

These problems maintain the same ratio (2.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.