Home / 494,327.24-682,162.56-279,467.37

Finding the Fourth Proportional to 494,327.24, 682,162.56 and 279,467.37

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Solution

The fourth proportional to 494,327.24, 682,162.56 and 279,467.37 is: 385,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,327.24 : 682,162.56 = 279,467.37 : x
  2. Step 2: Convert to fraction form
    494,327.24/682,162.56 = 279,467.37/x
  3. Step 3: Cross multiply
    494,327.24x = 682,162.56 × 279,467.37
  4. Step 4: Simplify right side
    494,327.24x = 190,642,176,555.67
  5. Step 5: Solve for x
    x = 190,642,176,555.67/494,327.24
  6. Step 6: Final answer
    x = 385,659.86

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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.