Home / 1,233.11-1,849.46-411.27

Finding the Fourth Proportional to 1,233.11, 1,849.46 and 411.27

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Solution

The fourth proportional to 1,233.11, 1,849.46 and 411.27 is: 616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.11 : 1,849.46 = 411.27 : x
  2. Step 2: Convert to fraction form
    1,233.11/1,849.46 = 411.27/x
  3. Step 3: Cross multiply
    1,233.11x = 1,849.46 × 411.27
  4. Step 4: Simplify right side
    1,233.11x = 760,625.36
  5. Step 5: Solve for x
    x = 760,625.36/1,233.11
  6. Step 6: Final answer
    x = 616.84

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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.