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Finding the Fourth Proportional to 756.26, 1,044.12 and 599.53

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Solution

The fourth proportional to 756.26, 1,044.12 and 599.53 is: 827.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    756.26 : 1,044.12 = 599.53 : x
  2. Step 2: Convert to fraction form
    756.26/1,044.12 = 599.53/x
  3. Step 3: Cross multiply
    756.26x = 1,044.12 × 599.53
  4. Step 4: Simplify right side
    756.26x = 625,974.86
  5. Step 5: Solve for x
    x = 625,974.86/756.26
  6. Step 6: Final answer
    x = 827.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.