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Finding the Fourth Proportional to 325.33, 488.00 and 151.95

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Solution

The fourth proportional to 325.33, 488.00 and 151.95 is: 227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.33 : 488.00 = 151.95 : x
  2. Step 2: Convert to fraction form
    325.33/488.00 = 151.95/x
  3. Step 3: Cross multiply
    325.33x = 488.00 × 151.95
  4. Step 4: Simplify right side
    325.33x = 74,151.06
  5. Step 5: Solve for x
    x = 74,151.06/325.33
  6. Step 6: Final answer
    x = 227.92

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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.