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Finding the Third Proportional to 148,891.50 and 324,552.75

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Solution

The third proportional to 148,891.50 and 324,552.75 is: 707,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,891.50 : 324,552.75 = 324,552.75 : x
  2. Step 2: Convert to fraction form
    148,891.50/324,552.75 = 324,552.75/x
  3. Step 3: Cross multiply
    148,891.50x = 324,552.75 × 324,552.75
  4. Step 4: Simplify right side
    148,891.50x = 105,334,487,532.56
  5. Step 5: Solve for x
    x = 105,334,487,532.56/148,891.50
  6. Step 6: Final answer
    x = 707,458.03

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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.