Home / 483,831.91-667,710.83-268,975.57

Finding the Fourth Proportional to 483,831.91, 667,710.83 and 268,975.57

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Solution

The fourth proportional to 483,831.91, 667,710.83 and 268,975.57 is: 371,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,831.91 : 667,710.83 = 268,975.57 : x
  2. Step 2: Convert to fraction form
    483,831.91/667,710.83 = 268,975.57/x
  3. Step 3: Cross multiply
    483,831.91x = 667,710.83 × 268,975.57
  4. Step 4: Simplify right side
    483,831.91x = 179,597,896,410.99
  5. Step 5: Solve for x
    x = 179,597,896,410.99/483,831.91
  6. Step 6: Final answer
    x = 371,198.95

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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.