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Finding the Fourth Proportional to 598.94, 898.55 and 188.27

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Solution

The fourth proportional to 598.94, 898.55 and 188.27 is: 282.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.94 : 898.55 = 188.27 : x
  2. Step 2: Convert to fraction form
    598.94/898.55 = 188.27/x
  3. Step 3: Cross multiply
    598.94x = 898.55 × 188.27
  4. Step 4: Simplify right side
    598.94x = 169,169.07
  5. Step 5: Solve for x
    x = 169,169.07/598.94
  6. Step 6: Final answer
    x = 282.45

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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.