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Finding the Fourth Proportional to 341.57, 471.24 and 236.63

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Solution

The fourth proportional to 341.57, 471.24 and 236.63 is: 326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.57 : 471.24 = 236.63 : x
  2. Step 2: Convert to fraction form
    341.57/471.24 = 236.63/x
  3. Step 3: Cross multiply
    341.57x = 471.24 × 236.63
  4. Step 4: Simplify right side
    341.57x = 111,507.17
  5. Step 5: Solve for x
    x = 111,507.17/341.57
  6. Step 6: Final answer
    x = 326.46

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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.