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Finding the Third Proportional to 314,872 and 366,054

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Solution

The third proportional to 314,872 and 366,054 is: 425,555.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,872 : 366,054 = 366,054 : x
  2. Step 2: Convert to fraction form
    314,872/366,054 = 366,054/x
  3. Step 3: Cross multiply
    314,872x = 366,054 × 366,054
  4. Step 4: Simplify right side
    314,872x = 133,995,530,916
  5. Step 5: Solve for x
    x = 133,995,530,916/314,872
  6. Step 6: Final answer
    x = 425,555.56

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Why These Related Problems?

These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.