Home / 331,022.26-456,819.60-187,803.82

Finding the Fourth Proportional to 331,022.26, 456,819.60 and 187,803.82

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Solution

The fourth proportional to 331,022.26, 456,819.60 and 187,803.82 is: 259,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,022.26 : 456,819.60 = 187,803.82 : x
  2. Step 2: Convert to fraction form
    331,022.26/456,819.60 = 187,803.82/x
  3. Step 3: Cross multiply
    331,022.26x = 456,819.60 × 187,803.82
  4. Step 4: Simplify right side
    331,022.26x = 85,792,465,930.87
  5. Step 5: Solve for x
    x = 85,792,465,930.87/331,022.26
  6. Step 6: Final answer
    x = 259,174.31

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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.