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Finding the Fourth Proportional to 624.00, 936.10 and 234.13

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Solution

The fourth proportional to 624.00, 936.10 and 234.13 is: 351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.00 : 936.10 = 234.13 : x
  2. Step 2: Convert to fraction form
    624.00/936.10 = 234.13/x
  3. Step 3: Cross multiply
    624.00x = 936.10 × 234.13
  4. Step 4: Simplify right side
    624.00x = 219,167.92
  5. Step 5: Solve for x
    x = 219,167.92/624.00
  6. Step 6: Final answer
    x = 351.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.