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Finding the Fourth Proportional to 598.93, 898.53 and 188.11

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Solution

The fourth proportional to 598.93, 898.53 and 188.11 is: 282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.93 : 898.53 = 188.11 : x
  2. Step 2: Convert to fraction form
    598.93/898.53 = 188.11/x
  3. Step 3: Cross multiply
    598.93x = 898.53 × 188.11
  4. Step 4: Simplify right side
    598.93x = 169,022.48
  5. Step 5: Solve for x
    x = 169,022.48/598.93
  6. Step 6: Final answer
    x = 282.21

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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.