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Finding the Third Proportional to 151,718 and 330,182

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Solution

The third proportional to 151,718 and 330,182 is: 718,570.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,718 : 330,182 = 330,182 : x
  2. Step 2: Convert to fraction form
    151,718/330,182 = 330,182/x
  3. Step 3: Cross multiply
    151,718x = 330,182 × 330,182
  4. Step 4: Simplify right side
    151,718x = 109,020,153,124
  5. Step 5: Solve for x
    x = 109,020,153,124/151,718
  6. Step 6: Final answer
    x = 718,570.99

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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.