Home / 331,816.80-457,824.96-195,853.44

Finding the Fourth Proportional to 331,816.80, 457,824.96 and 195,853.44

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Solution

The fourth proportional to 331,816.80, 457,824.96 and 195,853.44 is: 270,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,816.80 : 457,824.96 = 195,853.44 : x
  2. Step 2: Convert to fraction form
    331,816.80/457,824.96 = 195,853.44/x
  3. Step 3: Cross multiply
    331,816.80x = 457,824.96 × 195,853.44
  4. Step 4: Simplify right side
    331,816.80x = 89,666,593,333.86
  5. Step 5: Solve for x
    x = 89,666,593,333.86/331,816.80
  6. Step 6: Final answer
    x = 270,229.21

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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.