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Finding the Fourth Proportional to 598.41, 896.81 and 338.54

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Solution

The fourth proportional to 598.41, 896.81 and 338.54 is: 507.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.41 : 896.81 = 338.54 : x
  2. Step 2: Convert to fraction form
    598.41/896.81 = 338.54/x
  3. Step 3: Cross multiply
    598.41x = 896.81 × 338.54
  4. Step 4: Simplify right side
    598.41x = 303,599.88
  5. Step 5: Solve for x
    x = 303,599.88/598.41
  6. Step 6: Final answer
    x = 507.34

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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.