Home / 494,041.62-681,745.75-276,268.24

Finding the Fourth Proportional to 494,041.62, 681,745.75 and 276,268.24

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Solution

The fourth proportional to 494,041.62, 681,745.75 and 276,268.24 is: 381,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,041.62 : 681,745.75 = 276,268.24 : x
  2. Step 2: Convert to fraction form
    494,041.62/681,745.75 = 276,268.24/x
  3. Step 3: Cross multiply
    494,041.62x = 681,745.75 × 276,268.24
  4. Step 4: Simplify right side
    494,041.62x = 188,344,698,479.98
  5. Step 5: Solve for x
    x = 188,344,698,479.98/494,041.62
  6. Step 6: Final answer
    x = 381,232.45

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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.