Home / 321,749.80-444,034.84-185,808.60

Finding the Fourth Proportional to 321,749.80, 444,034.84 and 185,808.60

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Solution

The fourth proportional to 321,749.80, 444,034.84 and 185,808.60 is: 256,427.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,749.80 : 444,034.84 = 185,808.60 : x
  2. Step 2: Convert to fraction form
    321,749.80/444,034.84 = 185,808.60/x
  3. Step 3: Cross multiply
    321,749.80x = 444,034.84 × 185,808.60
  4. Step 4: Simplify right side
    321,749.80x = 82,505,491,971.62
  5. Step 5: Solve for x
    x = 82,505,491,971.62/321,749.80
  6. Step 6: Final answer
    x = 256,427.48

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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.