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Finding the Fourth Proportional to 1,083.38, 1,624.76 and 467.27

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Solution

The fourth proportional to 1,083.38, 1,624.76 and 467.27 is: 700.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083.38 : 1,624.76 = 467.27 : x
  2. Step 2: Convert to fraction form
    1,083.38/1,624.76 = 467.27/x
  3. Step 3: Cross multiply
    1,083.38x = 1,624.76 × 467.27
  4. Step 4: Simplify right side
    1,083.38x = 759,198.99
  5. Step 5: Solve for x
    x = 759,198.99/1,083.38
  6. Step 6: Final answer
    x = 700.77

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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.