Home / 874,996.63-1,312,687.63-267,789.61

Finding the Fourth Proportional to 874,996.63, 1,312,687.63 and 267,789.61

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Solution

The fourth proportional to 874,996.63, 1,312,687.63 and 267,789.61 is: 401,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,996.63 : 1,312,687.63 = 267,789.61 : x
  2. Step 2: Convert to fraction form
    874,996.63/1,312,687.63 = 267,789.61/x
  3. Step 3: Cross multiply
    874,996.63x = 1,312,687.63 × 267,789.61
  4. Step 4: Simplify right side
    874,996.63x = 351,524,108,489.52
  5. Step 5: Solve for x
    x = 351,524,108,489.52/874,996.63
  6. Step 6: Final answer
    x = 401,743.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.