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Finding the Fourth Proportional to 332,580.62, 498,994.86 and 199,556.34

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Solution

The fourth proportional to 332,580.62, 498,994.86 and 199,556.34 is: 299,408.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,580.62 : 498,994.86 = 199,556.34 : x
  2. Step 2: Convert to fraction form
    332,580.62/498,994.86 = 199,556.34/x
  3. Step 3: Cross multiply
    332,580.62x = 498,994.86 × 199,556.34
  4. Step 4: Simplify right side
    332,580.62x = 99,577,587,940.41
  5. Step 5: Solve for x
    x = 99,577,587,940.41/332,580.62
  6. Step 6: Final answer
    x = 299,408.88

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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.