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Finding the Fourth Proportional to 599.29, 898.63 and 274.38

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Solution

The fourth proportional to 599.29, 898.63 and 274.38 is: 411.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.29 : 898.63 = 274.38 : x
  2. Step 2: Convert to fraction form
    599.29/898.63 = 274.38/x
  3. Step 3: Cross multiply
    599.29x = 898.63 × 274.38
  4. Step 4: Simplify right side
    599.29x = 246,566.10
  5. Step 5: Solve for x
    x = 246,566.10/599.29
  6. Step 6: Final answer
    x = 411.43

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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.