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Finding the Fourth Proportional to 599.26, 826.10 and 433.21

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Solution

The fourth proportional to 599.26, 826.10 and 433.21 is: 597.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.26 : 826.10 = 433.21 : x
  2. Step 2: Convert to fraction form
    599.26/826.10 = 433.21/x
  3. Step 3: Cross multiply
    599.26x = 826.10 × 433.21
  4. Step 4: Simplify right side
    599.26x = 357,874.78
  5. Step 5: Solve for x
    x = 357,874.78/599.26
  6. Step 6: Final answer
    x = 597.19

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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.