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Finding the Third Proportional to 181,329 and 426,530

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Solution

The third proportional to 181,329 and 426,530 is: 1,003,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,329 : 426,530 = 426,530 : x
  2. Step 2: Convert to fraction form
    181,329/426,530 = 426,530/x
  3. Step 3: Cross multiply
    181,329x = 426,530 × 426,530
  4. Step 4: Simplify right side
    181,329x = 181,927,840,900
  5. Step 5: Solve for x
    x = 181,927,840,900/181,329
  6. Step 6: Final answer
    x = 1,003,302.51

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.