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Finding the Fourth Proportional to 296.05, 444.14 and 187.75

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Solution

The fourth proportional to 296.05, 444.14 and 187.75 is: 281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.05 : 444.14 = 187.75 : x
  2. Step 2: Convert to fraction form
    296.05/444.14 = 187.75/x
  3. Step 3: Cross multiply
    296.05x = 444.14 × 187.75
  4. Step 4: Simplify right side
    296.05x = 83,387.29
  5. Step 5: Solve for x
    x = 83,387.29/296.05
  6. Step 6: Final answer
    x = 281.67

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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.