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Finding the Third Proportional to 209,613 and 452,437

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Solution

The third proportional to 209,613 and 452,437 is: 976,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,613 : 452,437 = 452,437 : x
  2. Step 2: Convert to fraction form
    209,613/452,437 = 452,437/x
  3. Step 3: Cross multiply
    209,613x = 452,437 × 452,437
  4. Step 4: Simplify right side
    209,613x = 204,699,238,969
  5. Step 5: Solve for x
    x = 204,699,238,969/209,613
  6. Step 6: Final answer
    x = 976,557.94

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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.