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Finding the Third Proportional to 366.19 and 562.78

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Solution

The third proportional to 366.19 and 562.78 is: 864.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.19 : 562.78 = 562.78 : x
  2. Step 2: Convert to fraction form
    366.19/562.78 = 562.78/x
  3. Step 3: Cross multiply
    366.19x = 562.78 × 562.78
  4. Step 4: Simplify right side
    366.19x = 316,722.74
  5. Step 5: Solve for x
    x = 316,722.74/366.19
  6. Step 6: Final answer
    x = 864.92

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.