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Finding the Third Proportional to 273,008 and 413,328

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Solution

The third proportional to 273,008 and 413,328 is: 625,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,008 : 413,328 = 413,328 : x
  2. Step 2: Convert to fraction form
    273,008/413,328 = 413,328/x
  3. Step 3: Cross multiply
    273,008x = 413,328 × 413,328
  4. Step 4: Simplify right side
    273,008x = 170,840,035,584
  5. Step 5: Solve for x
    x = 170,840,035,584/273,008
  6. Step 6: Final answer
    x = 625,769.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.