Home / 366,135.96-505,286.37-204,981.39

Finding the Fourth Proportional to 366,135.96, 505,286.37 and 204,981.39

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Solution

The fourth proportional to 366,135.96, 505,286.37 and 204,981.39 is: 282,884.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,135.96 : 505,286.37 = 204,981.39 : x
  2. Step 2: Convert to fraction form
    366,135.96/505,286.37 = 204,981.39/x
  3. Step 3: Cross multiply
    366,135.96x = 505,286.37 × 204,981.39
  4. Step 4: Simplify right side
    366,135.96x = 103,574,302,470.65
  5. Step 5: Solve for x
    x = 103,574,302,470.65/366,135.96
  6. Step 6: Final answer
    x = 282,884.81

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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.