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Finding the Third Proportional to 226,395 and 306,378

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Solution

The third proportional to 226,395 and 306,378 is: 414,618.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,395 : 306,378 = 306,378 : x
  2. Step 2: Convert to fraction form
    226,395/306,378 = 306,378/x
  3. Step 3: Cross multiply
    226,395x = 306,378 × 306,378
  4. Step 4: Simplify right side
    226,395x = 93,867,478,884
  5. Step 5: Solve for x
    x = 93,867,478,884/226,395
  6. Step 6: Final answer
    x = 414,618.16

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.