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Finding the Fourth Proportional to 483,811.38, 667,657.96 and 266,034.31

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Solution

The fourth proportional to 483,811.38, 667,657.96 and 266,034.31 is: 367,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,811.38 : 667,657.96 = 266,034.31 : x
  2. Step 2: Convert to fraction form
    483,811.38/667,657.96 = 266,034.31/x
  3. Step 3: Cross multiply
    483,811.38x = 667,657.96 × 266,034.31
  4. Step 4: Simplify right side
    483,811.38x = 177,619,922,370.38
  5. Step 5: Solve for x
    x = 177,619,922,370.38/483,811.38
  6. Step 6: Final answer
    x = 367,126.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.