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Finding the Fourth Proportional to 494,626.88, 682,523.04 and 293,384

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Solution

The fourth proportional to 494,626.88, 682,523.04 and 293,384 is: 404,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,626.88 : 682,523.04 = 293,384 : x
  2. Step 2: Convert to fraction form
    494,626.88/682,523.04 = 293,384/x
  3. Step 3: Cross multiply
    494,626.88x = 682,523.04 × 293,384
  4. Step 4: Simplify right side
    494,626.88x = 200,241,339,567.36
  5. Step 5: Solve for x
    x = 200,241,339,567.36/494,626.88
  6. Step 6: Final answer
    x = 404,833.11

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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.