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Finding the Fourth Proportional to 255.02, 353.53 and 241.16

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Solution

The fourth proportional to 255.02, 353.53 and 241.16 is: 334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    255.02 : 353.53 = 241.16 : x
  2. Step 2: Convert to fraction form
    255.02/353.53 = 241.16/x
  3. Step 3: Cross multiply
    255.02x = 353.53 × 241.16
  4. Step 4: Simplify right side
    255.02x = 85,254.92
  5. Step 5: Solve for x
    x = 85,254.92/255.02
  6. Step 6: Final answer
    x = 334.31

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.