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Finding the Third Proportional to 209,080 and 314,092

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Solution

The third proportional to 209,080 and 314,092 is: 471,847.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,080 : 314,092 = 314,092 : x
  2. Step 2: Convert to fraction form
    209,080/314,092 = 314,092/x
  3. Step 3: Cross multiply
    209,080x = 314,092 × 314,092
  4. Step 4: Simplify right side
    209,080x = 98,653,784,464
  5. Step 5: Solve for x
    x = 98,653,784,464/209,080
  6. Step 6: Final answer
    x = 471,847.07

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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.