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Finding the Fourth Proportional to 598.71, 898.25 and 252.20

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Solution

The fourth proportional to 598.71, 898.25 and 252.20 is: 378.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.71 : 898.25 = 252.20 : x
  2. Step 2: Convert to fraction form
    598.71/898.25 = 252.20/x
  3. Step 3: Cross multiply
    598.71x = 898.25 × 252.20
  4. Step 4: Simplify right side
    598.71x = 226,532.90
  5. Step 5: Solve for x
    x = 226,532.90/598.71
  6. Step 6: Final answer
    x = 378.37

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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.