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Finding the Fourth Proportional to 444.45, 666.27 and 151.89

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Solution

The fourth proportional to 444.45, 666.27 and 151.89 is: 227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.45 : 666.27 = 151.89 : x
  2. Step 2: Convert to fraction form
    444.45/666.27 = 151.89/x
  3. Step 3: Cross multiply
    444.45x = 666.27 × 151.89
  4. Step 4: Simplify right side
    444.45x = 101,201.82
  5. Step 5: Solve for x
    x = 101,201.82/444.45
  6. Step 6: Final answer
    x = 227.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.