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Finding the Third Proportional to 273.94 and 366.19

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Solution

The third proportional to 273.94 and 366.19 is: 489.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.94 : 366.19 = 366.19 : x
  2. Step 2: Convert to fraction form
    273.94/366.19 = 366.19/x
  3. Step 3: Cross multiply
    273.94x = 366.19 × 366.19
  4. Step 4: Simplify right side
    273.94x = 134,093.29
  5. Step 5: Solve for x
    x = 134,093.29/273.94
  6. Step 6: Final answer
    x = 489.50

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.