Home / 263,557.71-394,922.61-203,732.82

Finding the Fourth Proportional to 263,557.71, 394,922.61 and 203,732.82

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Solution

The fourth proportional to 263,557.71, 394,922.61 and 203,732.82 is: 305,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,557.71 : 394,922.61 = 203,732.82 : x
  2. Step 2: Convert to fraction form
    263,557.71/394,922.61 = 203,732.82/x
  3. Step 3: Cross multiply
    263,557.71x = 394,922.61 × 203,732.82
  4. Step 4: Simplify right side
    263,557.71x = 80,458,697,017.06
  5. Step 5: Solve for x
    x = 80,458,697,017.06/263,557.71
  6. Step 6: Final answer
    x = 305,279.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.