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Finding the Fourth Proportional to 358.05, 534.48 and 332.73

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Solution

The fourth proportional to 358.05, 534.48 and 332.73 is: 496.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.05 : 534.48 = 332.73 : x
  2. Step 2: Convert to fraction form
    358.05/534.48 = 332.73/x
  3. Step 3: Cross multiply
    358.05x = 534.48 × 332.73
  4. Step 4: Simplify right side
    358.05x = 177,837.53
  5. Step 5: Solve for x
    x = 177,837.53/358.05
  6. Step 6: Final answer
    x = 496.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.