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Finding the Fourth Proportional to 598.55, 897.87 and 187.68

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Solution

The fourth proportional to 598.55, 897.87 and 187.68 is: 281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.55 : 897.87 = 187.68 : x
  2. Step 2: Convert to fraction form
    598.55/897.87 = 187.68/x
  3. Step 3: Cross multiply
    598.55x = 897.87 × 187.68
  4. Step 4: Simplify right side
    598.55x = 168,512.24
  5. Step 5: Solve for x
    x = 168,512.24/598.55
  6. Step 6: Final answer
    x = 281.54

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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.