Home / 494,301.88-682,104.39-276,472.81

Finding the Fourth Proportional to 494,301.88, 682,104.39 and 276,472.81

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Solution

The fourth proportional to 494,301.88, 682,104.39 and 276,472.81 is: 381,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,301.88 : 682,104.39 = 276,472.81 : x
  2. Step 2: Convert to fraction form
    494,301.88/682,104.39 = 276,472.81/x
  3. Step 3: Cross multiply
    494,301.88x = 682,104.39 × 276,472.81
  4. Step 4: Simplify right side
    494,301.88x = 188,583,316,990.32
  5. Step 5: Solve for x
    x = 188,583,316,990.32/494,301.88
  6. Step 6: Final answer
    x = 381,514.46

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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.