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Finding the Third Proportional to 254,964.50 and 560,257

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Solution

The third proportional to 254,964.50 and 560,257 is: 1,231,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,964.50 : 560,257 = 560,257 : x
  2. Step 2: Convert to fraction form
    254,964.50/560,257 = 560,257/x
  3. Step 3: Cross multiply
    254,964.50x = 560,257 × 560,257
  4. Step 4: Simplify right side
    254,964.50x = 313,887,906,049
  5. Step 5: Solve for x
    x = 313,887,906,049/254,964.50
  6. Step 6: Final answer
    x = 1,231,104.35

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.