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Finding the Fourth Proportional to 341.37, 471.30 and 235.08

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Solution

The fourth proportional to 341.37, 471.30 and 235.08 is: 324.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.37 : 471.30 = 235.08 : x
  2. Step 2: Convert to fraction form
    341.37/471.30 = 235.08/x
  3. Step 3: Cross multiply
    341.37x = 471.30 × 235.08
  4. Step 4: Simplify right side
    341.37x = 110,793.20
  5. Step 5: Solve for x
    x = 110,793.20/341.37
  6. Step 6: Final answer
    x = 324.55

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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.