Home / 286,582.94-395,067.63-200,273.96

Finding the Fourth Proportional to 286,582.94, 395,067.63 and 200,273.96

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Solution

The fourth proportional to 286,582.94, 395,067.63 and 200,273.96 is: 276,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,582.94 : 395,067.63 = 200,273.96 : x
  2. Step 2: Convert to fraction form
    286,582.94/395,067.63 = 200,273.96/x
  3. Step 3: Cross multiply
    286,582.94x = 395,067.63 × 200,273.96
  4. Step 4: Simplify right side
    286,582.94x = 79,121,760,216.27
  5. Step 5: Solve for x
    x = 79,121,760,216.27/286,582.94
  6. Step 6: Final answer
    x = 276,086.78

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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.