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Finding the Fourth Proportional to 1,233.59, 1,850.67 and 367.88

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Solution

The fourth proportional to 1,233.59, 1,850.67 and 367.88 is: 551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.59 : 1,850.67 = 367.88 : x
  2. Step 2: Convert to fraction form
    1,233.59/1,850.67 = 367.88/x
  3. Step 3: Cross multiply
    1,233.59x = 1,850.67 × 367.88
  4. Step 4: Simplify right side
    1,233.59x = 680,815.23
  5. Step 5: Solve for x
    x = 680,815.23/1,233.59
  6. Step 6: Final answer
    x = 551.90

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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.