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Finding the Third Proportional to 546 and 610

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Solution

The third proportional to 546 and 610 is: 681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    546 : 610 = 610 : x
  2. Step 2: Convert to fraction form
    546/610 = 610/x
  3. Step 3: Cross multiply
    546x = 610 × 610
  4. Step 4: Simplify right side
    546x = 372,100
  5. Step 5: Solve for x
    x = 372,100/546
  6. Step 6: Final answer
    x = 681.50

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Why These Related Problems?

These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.