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Finding the Third Proportional to 193.88 and 300.28

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Solution

The third proportional to 193.88 and 300.28 is: 465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.88 : 300.28 = 300.28 : x
  2. Step 2: Convert to fraction form
    193.88/300.28 = 300.28/x
  3. Step 3: Cross multiply
    193.88x = 300.28 × 300.28
  4. Step 4: Simplify right side
    193.88x = 90,168.83
  5. Step 5: Solve for x
    x = 90,168.83/193.88
  6. Step 6: Final answer
    x = 465.09

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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.