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Finding the Third Proportional to 281,191.50 and 610,375.50

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Solution

The third proportional to 281,191.50 and 610,375.50 is: 1,324,927.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,191.50 : 610,375.50 = 610,375.50 : x
  2. Step 2: Convert to fraction form
    281,191.50/610,375.50 = 610,375.50/x
  3. Step 3: Cross multiply
    281,191.50x = 610,375.50 × 610,375.50
  4. Step 4: Simplify right side
    281,191.50x = 372,558,251,000.25
  5. Step 5: Solve for x
    x = 372,558,251,000.25/281,191.50
  6. Step 6: Final answer
    x = 1,324,927.14

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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.