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Finding the Third Proportional to 195,496.03 and 428,355.84

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Solution

The third proportional to 195,496.03 and 428,355.84 is: 938,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,496.03 : 428,355.84 = 428,355.84 : x
  2. Step 2: Convert to fraction form
    195,496.03/428,355.84 = 428,355.84/x
  3. Step 3: Cross multiply
    195,496.03x = 428,355.84 × 428,355.84
  4. Step 4: Simplify right side
    195,496.03x = 183,488,728,874.77
  5. Step 5: Solve for x
    x = 183,488,728,874.77/195,496.03
  6. Step 6: Final answer
    x = 938,580.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.