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Finding the Third Proportional to 135,672 and 294,696

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Solution

The third proportional to 135,672 and 294,696 is: 640,115.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,672 : 294,696 = 294,696 : x
  2. Step 2: Convert to fraction form
    135,672/294,696 = 294,696/x
  3. Step 3: Cross multiply
    135,672x = 294,696 × 294,696
  4. Step 4: Simplify right side
    135,672x = 86,845,732,416
  5. Step 5: Solve for x
    x = 86,845,732,416/135,672
  6. Step 6: Final answer
    x = 640,115.37

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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.