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Finding the Fourth Proportional to 598.84, 898 and 324.85

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Solution

The fourth proportional to 598.84, 898 and 324.85 is: 487.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.84 : 898 = 324.85 : x
  2. Step 2: Convert to fraction form
    598.84/898 = 324.85/x
  3. Step 3: Cross multiply
    598.84x = 898 × 324.85
  4. Step 4: Simplify right side
    598.84x = 291,715.30
  5. Step 5: Solve for x
    x = 291,715.30/598.84
  6. Step 6: Final answer
    x = 487.13

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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.