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Finding the Fourth Proportional to 566.81, 850.01 and 215.27

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Solution

The fourth proportional to 566.81, 850.01 and 215.27 is: 322.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.81 : 850.01 = 215.27 : x
  2. Step 2: Convert to fraction form
    566.81/850.01 = 215.27/x
  3. Step 3: Cross multiply
    566.81x = 850.01 × 215.27
  4. Step 4: Simplify right side
    566.81x = 182,981.65
  5. Step 5: Solve for x
    x = 182,981.65/566.81
  6. Step 6: Final answer
    x = 322.83

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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.