Home / 324,942.06-448,239.86-188,961.06

Finding the Fourth Proportional to 324,942.06, 448,239.86 and 188,961.06

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Solution

The fourth proportional to 324,942.06, 448,239.86 and 188,961.06 is: 260,661.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,942.06 : 448,239.86 = 188,961.06 : x
  2. Step 2: Convert to fraction form
    324,942.06/448,239.86 = 188,961.06/x
  3. Step 3: Cross multiply
    324,942.06x = 448,239.86 × 188,961.06
  4. Step 4: Simplify right side
    324,942.06x = 84,699,879,079.85
  5. Step 5: Solve for x
    x = 84,699,879,079.85/324,942.06
  6. Step 6: Final answer
    x = 260,661.48

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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.