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Finding the Fourth Proportional to 332.83, 496.16 and 327.57

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Solution

The fourth proportional to 332.83, 496.16 and 327.57 is: 488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.83 : 496.16 = 327.57 : x
  2. Step 2: Convert to fraction form
    332.83/496.16 = 327.57/x
  3. Step 3: Cross multiply
    332.83x = 496.16 × 327.57
  4. Step 4: Simplify right side
    332.83x = 162,527.13
  5. Step 5: Solve for x
    x = 162,527.13/332.83
  6. Step 6: Final answer
    x = 488.32

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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.