Home / 494,326.24-682,161.18-279,466.37

Finding the Fourth Proportional to 494,326.24, 682,161.18 and 279,466.37

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Solution

The fourth proportional to 494,326.24, 682,161.18 and 279,466.37 is: 385,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,326.24 : 682,161.18 = 279,466.37 : x
  2. Step 2: Convert to fraction form
    494,326.24/682,161.18 = 279,466.37/x
  3. Step 3: Cross multiply
    494,326.24x = 682,161.18 × 279,466.37
  4. Step 4: Simplify right side
    494,326.24x = 190,641,108,729.52
  5. Step 5: Solve for x
    x = 190,641,108,729.52/494,326.24
  6. Step 6: Final answer
    x = 385,658.48

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1.5x scale

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.