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Finding the Third Proportional to 323,670 and 660,186

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Solution

The third proportional to 323,670 and 660,186 is: 1,346,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,670 : 660,186 = 660,186 : x
  2. Step 2: Convert to fraction form
    323,670/660,186 = 660,186/x
  3. Step 3: Cross multiply
    323,670x = 660,186 × 660,186
  4. Step 4: Simplify right side
    323,670x = 435,845,554,596
  5. Step 5: Solve for x
    x = 435,845,554,596/323,670
  6. Step 6: Final answer
    x = 1,346,573.84

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.