Home / 494,218.80-682,021.62-267,864.36

Finding the Fourth Proportional to 494,218.80, 682,021.62 and 267,864.36

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Solution

The fourth proportional to 494,218.80, 682,021.62 and 267,864.36 is: 369,652.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,218.80 : 682,021.62 = 267,864.36 : x
  2. Step 2: Convert to fraction form
    494,218.80/682,021.62 = 267,864.36/x
  3. Step 3: Cross multiply
    494,218.80x = 682,021.62 × 267,864.36
  4. Step 4: Simplify right side
    494,218.80x = 182,689,284,747.46
  5. Step 5: Solve for x
    x = 182,689,284,747.46/494,218.80
  6. Step 6: Final answer
    x = 369,652.64

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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.