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Finding the Fourth Proportional to 241.04, 360.48 and 206.72

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Solution

The fourth proportional to 241.04, 360.48 and 206.72 is: 309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.04 : 360.48 = 206.72 : x
  2. Step 2: Convert to fraction form
    241.04/360.48 = 206.72/x
  3. Step 3: Cross multiply
    241.04x = 360.48 × 206.72
  4. Step 4: Simplify right side
    241.04x = 74,518.43
  5. Step 5: Solve for x
    x = 74,518.43/241.04
  6. Step 6: Final answer
    x = 309.15

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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.