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Finding the Fourth Proportional to 472.76, 708.22 and 241.10

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Solution

The fourth proportional to 472.76, 708.22 and 241.10 is: 361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.76 : 708.22 = 241.10 : x
  2. Step 2: Convert to fraction form
    472.76/708.22 = 241.10/x
  3. Step 3: Cross multiply
    472.76x = 708.22 × 241.10
  4. Step 4: Simplify right side
    472.76x = 170,751.84
  5. Step 5: Solve for x
    x = 170,751.84/472.76
  6. Step 6: Final answer
    x = 361.18

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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.