Home / 331,831.30-457,844.96-195,867.94

Finding the Fourth Proportional to 331,831.30, 457,844.96 and 195,867.94

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Solution

The fourth proportional to 331,831.30, 457,844.96 and 195,867.94 is: 270,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,831.30 : 457,844.96 = 195,867.94 : x
  2. Step 2: Convert to fraction form
    331,831.30/457,844.96 = 195,867.94/x
  3. Step 3: Cross multiply
    331,831.30x = 457,844.96 × 195,867.94
  4. Step 4: Simplify right side
    331,831.30x = 89,677,149,154.58
  5. Step 5: Solve for x
    x = 89,677,149,154.58/331,831.30
  6. Step 6: Final answer
    x = 270,249.22

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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.