Home / 551,550.04-827,120.74-196,469.72

Finding the Fourth Proportional to 551,550.04, 827,120.74 and 196,469.72

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Solution

The fourth proportional to 551,550.04, 827,120.74 and 196,469.72 is: 294,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,550.04 : 827,120.74 = 196,469.72 : x
  2. Step 2: Convert to fraction form
    551,550.04/827,120.74 = 196,469.72/x
  3. Step 3: Cross multiply
    551,550.04x = 827,120.74 × 196,469.72
  4. Step 4: Simplify right side
    551,550.04x = 162,504,180,193.99
  5. Step 5: Solve for x
    x = 162,504,180,193.99/551,550.04
  6. Step 6: Final answer
    x = 294,631.80

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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.