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Finding the Fourth Proportional to 599.84, 827.29 and 423.39

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Solution

The fourth proportional to 599.84, 827.29 and 423.39 is: 583.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.84 : 827.29 = 423.39 : x
  2. Step 2: Convert to fraction form
    599.84/827.29 = 423.39/x
  3. Step 3: Cross multiply
    599.84x = 827.29 × 423.39
  4. Step 4: Simplify right side
    599.84x = 350,266.31
  5. Step 5: Solve for x
    x = 350,266.31/599.84
  6. Step 6: Final answer
    x = 583.93

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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.