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Finding the Third Proportional to 430,481.25 and 938,468.25

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Solution

The third proportional to 430,481.25 and 938,468.25 is: 2,045,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,481.25 : 938,468.25 = 938,468.25 : x
  2. Step 2: Convert to fraction form
    430,481.25/938,468.25 = 938,468.25/x
  3. Step 3: Cross multiply
    430,481.25x = 938,468.25 × 938,468.25
  4. Step 4: Simplify right side
    430,481.25x = 880,722,656,258.06
  5. Step 5: Solve for x
    x = 880,722,656,258.06/430,481.25
  6. Step 6: Final answer
    x = 2,045,902.48

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.