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Finding the Third Proportional to 173.63 and 377.56

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Solution

The third proportional to 173.63 and 377.56 is: 821.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.63 : 377.56 = 377.56 : x
  2. Step 2: Convert to fraction form
    173.63/377.56 = 377.56/x
  3. Step 3: Cross multiply
    173.63x = 377.56 × 377.56
  4. Step 4: Simplify right side
    173.63x = 142,553.44
  5. Step 5: Solve for x
    x = 142,553.44/173.63
  6. Step 6: Final answer
    x = 821.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.