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Finding the Third Proportional to 151,715 and 330,176

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Solution

The third proportional to 151,715 and 330,176 is: 718,559.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,715 : 330,176 = 330,176 : x
  2. Step 2: Convert to fraction form
    151,715/330,176 = 330,176/x
  3. Step 3: Cross multiply
    151,715x = 330,176 × 330,176
  4. Step 4: Simplify right side
    151,715x = 109,016,190,976
  5. Step 5: Solve for x
    x = 109,016,190,976/151,715
  6. Step 6: Final answer
    x = 718,559.08

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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.