Home / 339,815.94-468,769.32-203,784.54

Finding the Fourth Proportional to 339,815.94, 468,769.32 and 203,784.54

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Solution

The fourth proportional to 339,815.94, 468,769.32 and 203,784.54 is: 281,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,815.94 : 468,769.32 = 203,784.54 : x
  2. Step 2: Convert to fraction form
    339,815.94/468,769.32 = 203,784.54/x
  3. Step 3: Cross multiply
    339,815.94x = 468,769.32 × 203,784.54
  4. Step 4: Simplify right side
    339,815.94x = 95,527,940,242.31
  5. Step 5: Solve for x
    x = 95,527,940,242.31/339,815.94
  6. Step 6: Final answer
    x = 281,116.71

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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.