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Finding the Fourth Proportional to 332,049.84, 458,226.64 and 188,809.88

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Solution

The fourth proportional to 332,049.84, 458,226.64 and 188,809.88 is: 260,556.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,049.84 : 458,226.64 = 188,809.88 : x
  2. Step 2: Convert to fraction form
    332,049.84/458,226.64 = 188,809.88/x
  3. Step 3: Cross multiply
    332,049.84x = 458,226.64 × 188,809.88
  4. Step 4: Simplify right side
    332,049.84x = 86,517,716,911.20
  5. Step 5: Solve for x
    x = 86,517,716,911.20/332,049.84
  6. Step 6: Final answer
    x = 260,556.42

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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.