Home / 331,650.35-457,845.72-195,725.57

Finding the Fourth Proportional to 331,650.35, 457,845.72 and 195,725.57

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Solution

The fourth proportional to 331,650.35, 457,845.72 and 195,725.57 is: 270,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,650.35 : 457,845.72 = 195,725.57 : x
  2. Step 2: Convert to fraction form
    331,650.35/457,845.72 = 195,725.57/x
  3. Step 3: Cross multiply
    331,650.35x = 457,845.72 × 195,725.57
  4. Step 4: Simplify right side
    331,650.35x = 89,612,111,495.86
  5. Step 5: Solve for x
    x = 89,612,111,495.86/331,650.35
  6. Step 6: Final answer
    x = 270,200.56

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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.