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Finding the Third Proportional to 159,054 and 343,019

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Solution

The third proportional to 159,054 and 343,019 is: 739,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,054 : 343,019 = 343,019 : x
  2. Step 2: Convert to fraction form
    159,054/343,019 = 343,019/x
  3. Step 3: Cross multiply
    159,054x = 343,019 × 343,019
  4. Step 4: Simplify right side
    159,054x = 117,662,034,361
  5. Step 5: Solve for x
    x = 117,662,034,361/159,054
  6. Step 6: Final answer
    x = 739,761.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.