Home / 332,979.20-499,929.60-262,937.60

Finding the Fourth Proportional to 332,979.20, 499,929.60 and 262,937.60

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Solution

The fourth proportional to 332,979.20, 499,929.60 and 262,937.60 is: 394,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,979.20 : 499,929.60 = 262,937.60 : x
  2. Step 2: Convert to fraction form
    332,979.20/499,929.60 = 262,937.60/x
  3. Step 3: Cross multiply
    332,979.20x = 499,929.60 × 262,937.60
  4. Step 4: Simplify right side
    332,979.20x = 131,450,289,192.96
  5. Step 5: Solve for x
    x = 131,450,289,192.96/332,979.20
  6. Step 6: Final answer
    x = 394,770.27

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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.