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Finding the Fourth Proportional to 440.62, 608.06 and 241.45

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Solution

The fourth proportional to 440.62, 608.06 and 241.45 is: 333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.62 : 608.06 = 241.45 : x
  2. Step 2: Convert to fraction form
    440.62/608.06 = 241.45/x
  3. Step 3: Cross multiply
    440.62x = 608.06 × 241.45
  4. Step 4: Simplify right side
    440.62x = 146,816.09
  5. Step 5: Solve for x
    x = 146,816.09/440.62
  6. Step 6: Final answer
    x = 333.20

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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.