Home / 1,083.38-1,623.53-466.61

Finding the Fourth Proportional to 1,083.38, 1,623.53 and 466.61

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Solution

The fourth proportional to 1,083.38, 1,623.53 and 466.61 is: 699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083.38 : 1,623.53 = 466.61 : x
  2. Step 2: Convert to fraction form
    1,083.38/1,623.53 = 466.61/x
  3. Step 3: Cross multiply
    1,083.38x = 1,623.53 × 466.61
  4. Step 4: Simplify right side
    1,083.38x = 757,544.88
  5. Step 5: Solve for x
    x = 757,544.88/1,083.38
  6. Step 6: Final answer
    x = 699.25

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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.