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Finding the Fourth Proportional to 624.93, 936.18 and 350.34

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Solution

The fourth proportional to 624.93, 936.18 and 350.34 is: 524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.93 : 936.18 = 350.34 : x
  2. Step 2: Convert to fraction form
    624.93/936.18 = 350.34/x
  3. Step 3: Cross multiply
    624.93x = 936.18 × 350.34
  4. Step 4: Simplify right side
    624.93x = 327,981.30
  5. Step 5: Solve for x
    x = 327,981.30/624.93
  6. Step 6: Final answer
    x = 524.83

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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.