Home / 331,350.55-457,242.01-195,377.92

Finding the Fourth Proportional to 331,350.55, 457,242.01 and 195,377.92

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Solution

The fourth proportional to 331,350.55, 457,242.01 and 195,377.92 is: 269,608.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,350.55 : 457,242.01 = 195,377.92 : x
  2. Step 2: Convert to fraction form
    331,350.55/457,242.01 = 195,377.92/x
  3. Step 3: Cross multiply
    331,350.55x = 457,242.01 × 195,377.92
  4. Step 4: Simplify right side
    331,350.55x = 89,334,994,889.86
  5. Step 5: Solve for x
    x = 89,334,994,889.86/331,350.55
  6. Step 6: Final answer
    x = 269,608.71

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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.