Home / 1,233.32-1,849.94-308.85

Finding the Fourth Proportional to 1,233.32, 1,849.94 and 308.85

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Solution

The fourth proportional to 1,233.32, 1,849.94 and 308.85 is: 463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.32 : 1,849.94 = 308.85 : x
  2. Step 2: Convert to fraction form
    1,233.32/1,849.94 = 308.85/x
  3. Step 3: Cross multiply
    1,233.32x = 1,849.94 × 308.85
  4. Step 4: Simplify right side
    1,233.32x = 571,352.42
  5. Step 5: Solve for x
    x = 571,352.42/1,233.32
  6. Step 6: Final answer
    x = 463.27

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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.