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Finding the Fourth Proportional to 377.99, 566.98 and 134.46

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Solution

The fourth proportional to 377.99, 566.98 and 134.46 is: 201.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.99 : 566.98 = 134.46 : x
  2. Step 2: Convert to fraction form
    377.99/566.98 = 134.46/x
  3. Step 3: Cross multiply
    377.99x = 566.98 × 134.46
  4. Step 4: Simplify right side
    377.99x = 76,236.13
  5. Step 5: Solve for x
    x = 76,236.13/377.99
  6. Step 6: Final answer
    x = 201.69

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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.