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Finding the Third Proportional to 237,215 and 366,909

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Solution

The third proportional to 237,215 and 366,909 is: 567,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,215 : 366,909 = 366,909 : x
  2. Step 2: Convert to fraction form
    237,215/366,909 = 366,909/x
  3. Step 3: Cross multiply
    237,215x = 366,909 × 366,909
  4. Step 4: Simplify right side
    237,215x = 134,622,214,281
  5. Step 5: Solve for x
    x = 134,622,214,281/237,215
  6. Step 6: Final answer
    x = 567,511.39

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.