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Finding the Fourth Proportional to 622.35, 933.02 and 232.11

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Solution

The fourth proportional to 622.35, 933.02 and 232.11 is: 347.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.35 : 933.02 = 232.11 : x
  2. Step 2: Convert to fraction form
    622.35/933.02 = 232.11/x
  3. Step 3: Cross multiply
    622.35x = 933.02 × 232.11
  4. Step 4: Simplify right side
    622.35x = 216,562.11
  5. Step 5: Solve for x
    x = 216,562.11/622.35
  6. Step 6: Final answer
    x = 347.97

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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.