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Finding the Fourth Proportional to 339.03, 468 and 234.14

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Solution

The fourth proportional to 339.03, 468 and 234.14 is: 323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339.03 : 468 = 234.14 : x
  2. Step 2: Convert to fraction form
    339.03/468 = 234.14/x
  3. Step 3: Cross multiply
    339.03x = 468 × 234.14
  4. Step 4: Simplify right side
    339.03x = 109,575.18
  5. Step 5: Solve for x
    x = 109,575.18/339.03
  6. Step 6: Final answer
    x = 323.20

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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.