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Finding the Fourth Proportional to 566.96, 850.31 and 155.99

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Solution

The fourth proportional to 566.96, 850.31 and 155.99 is: 233.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.96 : 850.31 = 155.99 : x
  2. Step 2: Convert to fraction form
    566.96/850.31 = 155.99/x
  3. Step 3: Cross multiply
    566.96x = 850.31 × 155.99
  4. Step 4: Simplify right side
    566.96x = 132,634.83
  5. Step 5: Solve for x
    x = 132,634.83/566.96
  6. Step 6: Final answer
    x = 233.94

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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.