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Finding the Third Proportional to 195,010 and 291,238

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Solution

The third proportional to 195,010 and 291,238 is: 434,949.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,010 : 291,238 = 291,238 : x
  2. Step 2: Convert to fraction form
    195,010/291,238 = 291,238/x
  3. Step 3: Cross multiply
    195,010x = 291,238 × 291,238
  4. Step 4: Simplify right side
    195,010x = 84,819,572,644
  5. Step 5: Solve for x
    x = 84,819,572,644/195,010
  6. Step 6: Final answer
    x = 434,949.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.