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Finding the Fourth Proportional to 441.36, 662.04 and 270

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Solution

The fourth proportional to 441.36, 662.04 and 270 is: 405.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.36 : 662.04 = 270 : x
  2. Step 2: Convert to fraction form
    441.36/662.04 = 270/x
  3. Step 3: Cross multiply
    441.36x = 662.04 × 270
  4. Step 4: Simplify right side
    441.36x = 178,750.80
  5. Step 5: Solve for x
    x = 178,750.80/441.36
  6. Step 6: Final answer
    x = 405.00

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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.