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Finding the Third Proportional to 154,356 and 327,660

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Solution

The third proportional to 154,356 and 327,660 is: 695,541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,356 : 327,660 = 327,660 : x
  2. Step 2: Convert to fraction form
    154,356/327,660 = 327,660/x
  3. Step 3: Cross multiply
    154,356x = 327,660 × 327,660
  4. Step 4: Simplify right side
    154,356x = 107,361,075,600
  5. Step 5: Solve for x
    x = 107,361,075,600/154,356
  6. Step 6: Final answer
    x = 695,541.97

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.