Home / 483,835.92-667,716.34-268,979.56

Finding the Fourth Proportional to 483,835.92, 667,716.34 and 268,979.56

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Solution

The fourth proportional to 483,835.92, 667,716.34 and 268,979.56 is: 371,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,835.92 : 667,716.34 = 268,979.56 : x
  2. Step 2: Convert to fraction form
    483,835.92/667,716.34 = 268,979.56/x
  3. Step 3: Cross multiply
    483,835.92x = 667,716.34 × 268,979.56
  4. Step 4: Simplify right side
    483,835.92x = 179,602,047,338.01
  5. Step 5: Solve for x
    x = 179,602,047,338.01/483,835.92
  6. Step 6: Final answer
    x = 371,204.45

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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.