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Finding the Third Proportional to 255,016 and 560,360

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Solution

The third proportional to 255,016 and 560,360 is: 1,231,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,016 : 560,360 = 560,360 : x
  2. Step 2: Convert to fraction form
    255,016/560,360 = 560,360/x
  3. Step 3: Cross multiply
    255,016x = 560,360 × 560,360
  4. Step 4: Simplify right side
    255,016x = 314,003,329,600
  5. Step 5: Solve for x
    x = 314,003,329,600/255,016
  6. Step 6: Final answer
    x = 1,231,308.35

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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.