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Finding the Fourth Proportional to 365,996.21, 505,074.69 and 204,851.25

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Solution

The fourth proportional to 365,996.21, 505,074.69 and 204,851.25 is: 282,694.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,996.21 : 505,074.69 = 204,851.25 : x
  2. Step 2: Convert to fraction form
    365,996.21/505,074.69 = 204,851.25/x
  3. Step 3: Cross multiply
    365,996.21x = 505,074.69 × 204,851.25
  4. Step 4: Simplify right side
    365,996.21x = 103,465,181,589.86
  5. Step 5: Solve for x
    x = 103,465,181,589.86/365,996.21
  6. Step 6: Final answer
    x = 282,694.68

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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.