Home / 262,043.20-361,634.46-198,270.28

Finding the Fourth Proportional to 262,043.20, 361,634.46 and 198,270.28

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Solution

The fourth proportional to 262,043.20, 361,634.46 and 198,270.28 is: 273,624.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,043.20 : 361,634.46 = 198,270.28 : x
  2. Step 2: Convert to fraction form
    262,043.20/361,634.46 = 198,270.28/x
  3. Step 3: Cross multiply
    262,043.20x = 361,634.46 × 198,270.28
  4. Step 4: Simplify right side
    262,043.20x = 71,701,365,641.85
  5. Step 5: Solve for x
    x = 71,701,365,641.85/262,043.20
  6. Step 6: Final answer
    x = 273,624.22

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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.