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Finding the Fourth Proportional to 335.32, 461.36 and 327.55

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Solution

The fourth proportional to 335.32, 461.36 and 327.55 is: 450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.32 : 461.36 = 327.55 : x
  2. Step 2: Convert to fraction form
    335.32/461.36 = 327.55/x
  3. Step 3: Cross multiply
    335.32x = 461.36 × 327.55
  4. Step 4: Simplify right side
    335.32x = 151,118.47
  5. Step 5: Solve for x
    x = 151,118.47/335.32
  6. Step 6: Final answer
    x = 450.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.