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Finding the Fourth Proportional to 251.16, 346.32 and 241.08

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Solution

The fourth proportional to 251.16, 346.32 and 241.08 is: 332.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.16 : 346.32 = 241.08 : x
  2. Step 2: Convert to fraction form
    251.16/346.32 = 241.08/x
  3. Step 3: Cross multiply
    251.16x = 346.32 × 241.08
  4. Step 4: Simplify right side
    251.16x = 83,490.83
  5. Step 5: Solve for x
    x = 83,490.83/251.16
  6. Step 6: Final answer
    x = 332.42

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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.