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Finding the Fourth Proportional to 622.52, 933.06 and 333.80

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Solution

The fourth proportional to 622.52, 933.06 and 333.80 is: 500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.52 : 933.06 = 333.80 : x
  2. Step 2: Convert to fraction form
    622.52/933.06 = 333.80/x
  3. Step 3: Cross multiply
    622.52x = 933.06 × 333.80
  4. Step 4: Simplify right side
    622.52x = 311,455.43
  5. Step 5: Solve for x
    x = 311,455.43/622.52
  6. Step 6: Final answer
    x = 500.31

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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.