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Finding the Third Proportional to 184.69 and 321.75

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Solution

The third proportional to 184.69 and 321.75 is: 560.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.69 : 321.75 = 321.75 : x
  2. Step 2: Convert to fraction form
    184.69/321.75 = 321.75/x
  3. Step 3: Cross multiply
    184.69x = 321.75 × 321.75
  4. Step 4: Simplify right side
    184.69x = 103,523.06
  5. Step 5: Solve for x
    x = 103,523.06/184.69
  6. Step 6: Final answer
    x = 560.53

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Why These Related Problems?

These problems maintain the same ratio (1.74) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.