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Finding the Fourth Proportional to 241.18, 359.30 and 229.57

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Solution

The fourth proportional to 241.18, 359.30 and 229.57 is: 342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.18 : 359.30 = 229.57 : x
  2. Step 2: Convert to fraction form
    241.18/359.30 = 229.57/x
  3. Step 3: Cross multiply
    241.18x = 359.30 × 229.57
  4. Step 4: Simplify right side
    241.18x = 82,484.18
  5. Step 5: Solve for x
    x = 82,484.18/241.18
  6. Step 6: Final answer
    x = 342.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.