Home / 263,949.39-364,391.49-206,466.59

Finding the Fourth Proportional to 263,949.39, 364,391.49 and 206,466.59

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Solution

The fourth proportional to 263,949.39, 364,391.49 and 206,466.59 is: 285,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,949.39 : 364,391.49 = 206,466.59 : x
  2. Step 2: Convert to fraction form
    263,949.39/364,391.49 = 206,466.59/x
  3. Step 3: Cross multiply
    263,949.39x = 364,391.49 × 206,466.59
  4. Step 4: Simplify right side
    263,949.39x = 75,234,666,543.36
  5. Step 5: Solve for x
    x = 75,234,666,543.36/263,949.39
  6. Step 6: Final answer
    x = 285,034.44

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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.