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Finding the Third Proportional to 597.50 and 657.50

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Solution

The third proportional to 597.50 and 657.50 is: 723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.50 : 657.50 = 657.50 : x
  2. Step 2: Convert to fraction form
    597.50/657.50 = 657.50/x
  3. Step 3: Cross multiply
    597.50x = 657.50 × 657.50
  4. Step 4: Simplify right side
    597.50x = 432,306.25
  5. Step 5: Solve for x
    x = 432,306.25/597.50
  6. Step 6: Final answer
    x = 723.53

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.