Home / 494,464.32-682,361.15-268,109.82

Finding the Fourth Proportional to 494,464.32, 682,361.15 and 268,109.82

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Solution

The fourth proportional to 494,464.32, 682,361.15 and 268,109.82 is: 369,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,464.32 : 682,361.15 = 268,109.82 : x
  2. Step 2: Convert to fraction form
    494,464.32/682,361.15 = 268,109.82/x
  3. Step 3: Cross multiply
    494,464.32x = 682,361.15 × 268,109.82
  4. Step 4: Simplify right side
    494,464.32x = 182,947,723,760.94
  5. Step 5: Solve for x
    x = 182,947,723,760.94/494,464.32
  6. Step 6: Final answer
    x = 369,991.76

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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.