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Finding the Fourth Proportional to 335.89, 463.17 and 328.34

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Solution

The fourth proportional to 335.89, 463.17 and 328.34 is: 452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.89 : 463.17 = 328.34 : x
  2. Step 2: Convert to fraction form
    335.89/463.17 = 328.34/x
  3. Step 3: Cross multiply
    335.89x = 463.17 × 328.34
  4. Step 4: Simplify right side
    335.89x = 152,077.24
  5. Step 5: Solve for x
    x = 152,077.24/335.89
  6. Step 6: Final answer
    x = 452.77

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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.