Home / 304,649.31-457,067.39-136,311.33

Finding the Fourth Proportional to 304,649.31, 457,067.39 and 136,311.33

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Solution

The fourth proportional to 304,649.31, 457,067.39 and 136,311.33 is: 204,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,649.31 : 457,067.39 = 136,311.33 : x
  2. Step 2: Convert to fraction form
    304,649.31/457,067.39 = 136,311.33/x
  3. Step 3: Cross multiply
    304,649.31x = 457,067.39 × 136,311.33
  4. Step 4: Simplify right side
    304,649.31x = 62,303,463,148.97
  5. Step 5: Solve for x
    x = 62,303,463,148.97/304,649.31
  6. Step 6: Final answer
    x = 204,508.79

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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.