Home / 331,400.46-457,364.43-204,150.54

Finding the Fourth Proportional to 331,400.46, 457,364.43 and 204,150.54

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Solution

The fourth proportional to 331,400.46, 457,364.43 and 204,150.54 is: 281,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,400.46 : 457,364.43 = 204,150.54 : x
  2. Step 2: Convert to fraction form
    331,400.46/457,364.43 = 204,150.54/x
  3. Step 3: Cross multiply
    331,400.46x = 457,364.43 × 204,150.54
  4. Step 4: Simplify right side
    331,400.46x = 93,371,195,361.29
  5. Step 5: Solve for x
    x = 93,371,195,361.29/331,400.46
  6. Step 6: Final answer
    x = 281,747.33

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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.