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Finding the Fourth Proportional to 267.93, 403.46 and 234.09

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Solution

The fourth proportional to 267.93, 403.46 and 234.09 is: 352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.93 : 403.46 = 234.09 : x
  2. Step 2: Convert to fraction form
    267.93/403.46 = 234.09/x
  3. Step 3: Cross multiply
    267.93x = 403.46 × 234.09
  4. Step 4: Simplify right side
    267.93x = 94,444.78
  5. Step 5: Solve for x
    x = 94,444.78/267.93
  6. Step 6: Final answer
    x = 352.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.