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Finding the Fourth Proportional to 483,391.41, 667,057.51 and 268,544.58

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Solution

The fourth proportional to 483,391.41, 667,057.51 and 268,544.58 is: 370,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,391.41 : 667,057.51 = 268,544.58 : x
  2. Step 2: Convert to fraction form
    483,391.41/667,057.51 = 268,544.58/x
  3. Step 3: Cross multiply
    483,391.41x = 667,057.51 × 268,544.58
  4. Step 4: Simplify right side
    483,391.41x = 179,134,678,858.80
  5. Step 5: Solve for x
    x = 179,134,678,858.80/483,391.41
  6. Step 6: Final answer
    x = 370,578.95

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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.