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Finding the Fourth Proportional to 335.52, 460.26 and 328.32

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Solution

The fourth proportional to 335.52, 460.26 and 328.32 is: 450.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.52 : 460.26 = 328.32 : x
  2. Step 2: Convert to fraction form
    335.52/460.26 = 328.32/x
  3. Step 3: Cross multiply
    335.52x = 460.26 × 328.32
  4. Step 4: Simplify right side
    335.52x = 151,112.56
  5. Step 5: Solve for x
    x = 151,112.56/335.52
  6. Step 6: Final answer
    x = 450.38

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.