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Finding the Third Proportional to 169,336 and 364,160

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Solution

The third proportional to 169,336 and 364,160 is: 783,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,336 : 364,160 = 364,160 : x
  2. Step 2: Convert to fraction form
    169,336/364,160 = 364,160/x
  3. Step 3: Cross multiply
    169,336x = 364,160 × 364,160
  4. Step 4: Simplify right side
    169,336x = 132,612,505,600
  5. Step 5: Solve for x
    x = 132,612,505,600/169,336
  6. Step 6: Final answer
    x = 783,132.39

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.