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Finding the Third Proportional to 270,391.50 and 576,976.50

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Solution

The third proportional to 270,391.50 and 576,976.50 is: 1,231,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,391.50 : 576,976.50 = 576,976.50 : x
  2. Step 2: Convert to fraction form
    270,391.50/576,976.50 = 576,976.50/x
  3. Step 3: Cross multiply
    270,391.50x = 576,976.50 × 576,976.50
  4. Step 4: Simplify right side
    270,391.50x = 332,901,881,552.25
  5. Step 5: Solve for x
    x = 332,901,881,552.25/270,391.50
  6. Step 6: Final answer
    x = 1,231,184.71

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.