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Finding the Third Proportional to 202,648.50 and 304,080.75

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Solution

The third proportional to 202,648.50 and 304,080.75 is: 456,283.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,648.50 : 304,080.75 = 304,080.75 : x
  2. Step 2: Convert to fraction form
    202,648.50/304,080.75 = 304,080.75/x
  3. Step 3: Cross multiply
    202,648.50x = 304,080.75 × 304,080.75
  4. Step 4: Simplify right side
    202,648.50x = 92,465,102,520.56
  5. Step 5: Solve for x
    x = 92,465,102,520.56/202,648.50
  6. Step 6: Final answer
    x = 456,283.18

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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.