Home / 324,623.35-447,903.30-188,576.43

Finding the Fourth Proportional to 324,623.35, 447,903.30 and 188,576.43

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Solution

The fourth proportional to 324,623.35, 447,903.30 and 188,576.43 is: 260,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,623.35 : 447,903.30 = 188,576.43 : x
  2. Step 2: Convert to fraction form
    324,623.35/447,903.30 = 188,576.43/x
  3. Step 3: Cross multiply
    324,623.35x = 447,903.30 × 188,576.43
  4. Step 4: Simplify right side
    324,623.35x = 84,464,005,299.22
  5. Step 5: Solve for x
    x = 84,464,005,299.22/324,623.35
  6. Step 6: Final answer
    x = 260,190.79

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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.