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Finding the Third Proportional to 120,676 and 265,094

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Solution

The third proportional to 120,676 and 265,094 is: 582,343.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,676 : 265,094 = 265,094 : x
  2. Step 2: Convert to fraction form
    120,676/265,094 = 265,094/x
  3. Step 3: Cross multiply
    120,676x = 265,094 × 265,094
  4. Step 4: Simplify right side
    120,676x = 70,274,828,836
  5. Step 5: Solve for x
    x = 70,274,828,836/120,676
  6. Step 6: Final answer
    x = 582,343.04

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.