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Finding the Fourth Proportional to 598.14, 898.56 and 516.11

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Solution

The fourth proportional to 598.14, 898.56 and 516.11 is: 775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.14 : 898.56 = 516.11 : x
  2. Step 2: Convert to fraction form
    598.14/898.56 = 516.11/x
  3. Step 3: Cross multiply
    598.14x = 898.56 × 516.11
  4. Step 4: Simplify right side
    598.14x = 463,751.31
  5. Step 5: Solve for x
    x = 463,751.31/598.14
  6. Step 6: Final answer
    x = 775.32

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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.