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Finding the Third Proportional to 578,305 and 1,253,043.25

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Solution

The third proportional to 578,305 and 1,253,043.25 is: 2,715,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,305 : 1,253,043.25 = 1,253,043.25 : x
  2. Step 2: Convert to fraction form
    578,305/1,253,043.25 = 1,253,043.25/x
  3. Step 3: Cross multiply
    578,305x = 1,253,043.25 × 1,253,043.25
  4. Step 4: Simplify right side
    578,305x = 1,570,117,386,370.56
  5. Step 5: Solve for x
    x = 1,570,117,386,370.56/578,305
  6. Step 6: Final answer
    x = 2,715,033.39

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.