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Finding the Third Proportional to 300,552.50 and 449,886.75

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Solution

The third proportional to 300,552.50 and 449,886.75 is: 673,420.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,552.50 : 449,886.75 = 449,886.75 : x
  2. Step 2: Convert to fraction form
    300,552.50/449,886.75 = 449,886.75/x
  3. Step 3: Cross multiply
    300,552.50x = 449,886.75 × 449,886.75
  4. Step 4: Simplify right side
    300,552.50x = 202,398,087,825.56
  5. Step 5: Solve for x
    x = 202,398,087,825.56/300,552.50
  6. Step 6: Final answer
    x = 673,420.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.