Home / 494,982.28-682,559.22-293,739.40

Finding the Fourth Proportional to 494,982.28, 682,559.22 and 293,739.40

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Solution

The fourth proportional to 494,982.28, 682,559.22 and 293,739.40 is: 405,053.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,982.28 : 682,559.22 = 293,739.40 : x
  2. Step 2: Convert to fraction form
    494,982.28/682,559.22 = 293,739.40/x
  3. Step 3: Cross multiply
    494,982.28x = 682,559.22 × 293,739.40
  4. Step 4: Simplify right side
    494,982.28x = 200,494,535,747.27
  5. Step 5: Solve for x
    x = 200,494,535,747.27/494,982.28
  6. Step 6: Final answer
    x = 405,053.97

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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.