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Finding the Third Proportional to 127.50 and 301

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Solution

The third proportional to 127.50 and 301 is: 710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127.50 : 301 = 301 : x
  2. Step 2: Convert to fraction form
    127.50/301 = 301/x
  3. Step 3: Cross multiply
    127.50x = 301 × 301
  4. Step 4: Simplify right side
    127.50x = 90,601
  5. Step 5: Solve for x
    x = 90,601/127.50
  6. Step 6: Final answer
    x = 710.60

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.