Home / 494,622.63-682,517.18-293,379.75

Finding the Fourth Proportional to 494,622.63, 682,517.18 and 293,379.75

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Solution

The fourth proportional to 494,622.63, 682,517.18 and 293,379.75 is: 404,827.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,622.63 : 682,517.18 = 293,379.75 : x
  2. Step 2: Convert to fraction form
    494,622.63/682,517.18 = 293,379.75/x
  3. Step 3: Cross multiply
    494,622.63x = 682,517.18 × 293,379.75
  4. Step 4: Simplify right side
    494,622.63x = 200,236,718,172.21
  5. Step 5: Solve for x
    x = 200,236,718,172.21/494,622.63
  6. Step 6: Final answer
    x = 404,827.25

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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.