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Finding the Fourth Proportional to 599.19, 898.94 and 325.21

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Solution

The fourth proportional to 599.19, 898.94 and 325.21 is: 487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.19 : 898.94 = 325.21 : x
  2. Step 2: Convert to fraction form
    599.19/898.94 = 325.21/x
  3. Step 3: Cross multiply
    599.19x = 898.94 × 325.21
  4. Step 4: Simplify right side
    599.19x = 292,344.28
  5. Step 5: Solve for x
    x = 292,344.28/599.19
  6. Step 6: Final answer
    x = 487.90

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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.