Home / 483,831.41-667,710.13-268,975.06

Finding the Fourth Proportional to 483,831.41, 667,710.13 and 268,975.06

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Solution

The fourth proportional to 483,831.41, 667,710.13 and 268,975.06 is: 371,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,831.41 : 667,710.13 = 268,975.06 : x
  2. Step 2: Convert to fraction form
    483,831.41/667,710.13 = 268,975.06/x
  3. Step 3: Cross multiply
    483,831.41x = 667,710.13 × 268,975.06
  4. Step 4: Simplify right side
    483,831.41x = 179,597,372,279.36
  5. Step 5: Solve for x
    x = 179,597,372,279.36/483,831.41
  6. Step 6: Final answer
    x = 371,198.25

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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.