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Finding the Third Proportional to 150,885.75 and 327,720.75

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Solution

The third proportional to 150,885.75 and 327,720.75 is: 711,802.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,885.75 : 327,720.75 = 327,720.75 : x
  2. Step 2: Convert to fraction form
    150,885.75/327,720.75 = 327,720.75/x
  3. Step 3: Cross multiply
    150,885.75x = 327,720.75 × 327,720.75
  4. Step 4: Simplify right side
    150,885.75x = 107,400,889,980.56
  5. Step 5: Solve for x
    x = 107,400,889,980.56/150,885.75
  6. Step 6: Final answer
    x = 711,802.74

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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.