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Finding the Fourth Proportional to 346.01, 477.23 and 235.44

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Solution

The fourth proportional to 346.01, 477.23 and 235.44 is: 324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.01 : 477.23 = 235.44 : x
  2. Step 2: Convert to fraction form
    346.01/477.23 = 235.44/x
  3. Step 3: Cross multiply
    346.01x = 477.23 × 235.44
  4. Step 4: Simplify right side
    346.01x = 112,357.85
  5. Step 5: Solve for x
    x = 112,357.85/346.01
  6. Step 6: Final answer
    x = 324.73

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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.