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Finding the Third Proportional to 151,968 and 330,696

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Solution

The third proportional to 151,968 and 330,696 is: 719,624.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,968 : 330,696 = 330,696 : x
  2. Step 2: Convert to fraction form
    151,968/330,696 = 330,696/x
  3. Step 3: Cross multiply
    151,968x = 330,696 × 330,696
  4. Step 4: Simplify right side
    151,968x = 109,359,844,416
  5. Step 5: Solve for x
    x = 109,359,844,416/151,968
  6. Step 6: Final answer
    x = 719,624.16

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.