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Finding the Third Proportional to 248,940 and 377,170

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Solution

The third proportional to 248,940 and 377,170 is: 571,451.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,940 : 377,170 = 377,170 : x
  2. Step 2: Convert to fraction form
    248,940/377,170 = 377,170/x
  3. Step 3: Cross multiply
    248,940x = 377,170 × 377,170
  4. Step 4: Simplify right side
    248,940x = 142,257,208,900
  5. Step 5: Solve for x
    x = 142,257,208,900/248,940
  6. Step 6: Final answer
    x = 571,451.79

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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.