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Finding the Third Proportional to 223,206 and 335,318

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Solution

The third proportional to 223,206 and 335,318 is: 503,741.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,206 : 335,318 = 335,318 : x
  2. Step 2: Convert to fraction form
    223,206/335,318 = 335,318/x
  3. Step 3: Cross multiply
    223,206x = 335,318 × 335,318
  4. Step 4: Simplify right side
    223,206x = 112,438,161,124
  5. Step 5: Solve for x
    x = 112,438,161,124/223,206
  6. Step 6: Final answer
    x = 503,741.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.