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Finding the Third Proportional to 181,260 and 266,600

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Solution

The third proportional to 181,260 and 266,600 is: 392,119.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,260 : 266,600 = 266,600 : x
  2. Step 2: Convert to fraction form
    181,260/266,600 = 266,600/x
  3. Step 3: Cross multiply
    181,260x = 266,600 × 266,600
  4. Step 4: Simplify right side
    181,260x = 71,075,560,000
  5. Step 5: Solve for x
    x = 71,075,560,000/181,260
  6. Step 6: Final answer
    x = 392,119.39

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.