Home / 483,831.86-667,710.74-268,975.50

Finding the Fourth Proportional to 483,831.86, 667,710.74 and 268,975.50

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Solution

The fourth proportional to 483,831.86, 667,710.74 and 268,975.50 is: 371,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,831.86 : 667,710.74 = 268,975.50 : x
  2. Step 2: Convert to fraction form
    483,831.86/667,710.74 = 268,975.50/x
  3. Step 3: Cross multiply
    483,831.86x = 667,710.74 × 268,975.50
  4. Step 4: Simplify right side
    483,831.86x = 179,597,828,801.99
  5. Step 5: Solve for x
    x = 179,597,828,801.99/483,831.86
  6. Step 6: Final answer
    x = 371,198.85

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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.