Home / 494,034.80-681,736.36-276,261.41

Finding the Fourth Proportional to 494,034.80, 681,736.36 and 276,261.41

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Solution

The fourth proportional to 494,034.80, 681,736.36 and 276,261.41 is: 381,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,034.80 : 681,736.36 = 276,261.41 : x
  2. Step 2: Convert to fraction form
    494,034.80/681,736.36 = 276,261.41/x
  3. Step 3: Cross multiply
    494,034.80x = 681,736.36 × 276,261.41
  4. Step 4: Simplify right side
    494,034.80x = 188,337,449,075.56
  5. Step 5: Solve for x
    x = 188,337,449,075.56/494,034.80
  6. Step 6: Final answer
    x = 381,223.04

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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.