Home / 494,433.36-682,343.04-276,666.48

Finding the Fourth Proportional to 494,433.36, 682,343.04 and 276,666.48

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Solution

The fourth proportional to 494,433.36, 682,343.04 and 276,666.48 is: 381,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,433.36 : 682,343.04 = 276,666.48 : x
  2. Step 2: Convert to fraction form
    494,433.36/682,343.04 = 276,666.48/x
  3. Step 3: Cross multiply
    494,433.36x = 682,343.04 × 276,666.48
  4. Step 4: Simplify right side
    494,433.36x = 188,781,447,029.30
  5. Step 5: Solve for x
    x = 188,781,447,029.30/494,433.36
  6. Step 6: Final answer
    x = 381,813.73

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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.