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Finding the Fourth Proportional to 1,550.83, 2,324.82 and 626.23

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Solution

The fourth proportional to 1,550.83, 2,324.82 and 626.23 is: 938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.83 : 2,324.82 = 626.23 : x
  2. Step 2: Convert to fraction form
    1,550.83/2,324.82 = 626.23/x
  3. Step 3: Cross multiply
    1,550.83x = 2,324.82 × 626.23
  4. Step 4: Simplify right side
    1,550.83x = 1,455,872.03
  5. Step 5: Solve for x
    x = 1,455,872.03/1,550.83
  6. Step 6: Final answer
    x = 938.77

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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.