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Finding the Third Proportional to 151,108 and 328,088

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Solution

The third proportional to 151,108 and 328,088 is: 712,349.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,108 : 328,088 = 328,088 : x
  2. Step 2: Convert to fraction form
    151,108/328,088 = 328,088/x
  3. Step 3: Cross multiply
    151,108x = 328,088 × 328,088
  4. Step 4: Simplify right side
    151,108x = 107,641,735,744
  5. Step 5: Solve for x
    x = 107,641,735,744/151,108
  6. Step 6: Final answer
    x = 712,349.68

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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.