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Finding the Third Proportional to 203,508 and 299,376

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Solution

The third proportional to 203,508 and 299,376 is: 440,405.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,508 : 299,376 = 299,376 : x
  2. Step 2: Convert to fraction form
    203,508/299,376 = 299,376/x
  3. Step 3: Cross multiply
    203,508x = 299,376 × 299,376
  4. Step 4: Simplify right side
    203,508x = 89,625,989,376
  5. Step 5: Solve for x
    x = 89,625,989,376/203,508
  6. Step 6: Final answer
    x = 440,405.24

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.