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Finding the Third Proportional to 151,100 and 330,928

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Solution

The third proportional to 151,100 and 330,928 is: 724,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,100 : 330,928 = 330,928 : x
  2. Step 2: Convert to fraction form
    151,100/330,928 = 330,928/x
  3. Step 3: Cross multiply
    151,100x = 330,928 × 330,928
  4. Step 4: Simplify right side
    151,100x = 109,513,341,184
  5. Step 5: Solve for x
    x = 109,513,341,184/151,100
  6. Step 6: Final answer
    x = 724,773.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.