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Finding the Fourth Proportional to 566.30, 850.80 and 506.90

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Solution

The fourth proportional to 566.30, 850.80 and 506.90 is: 761.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.30 : 850.80 = 506.90 : x
  2. Step 2: Convert to fraction form
    566.30/850.80 = 506.90/x
  3. Step 3: Cross multiply
    566.30x = 850.80 × 506.90
  4. Step 4: Simplify right side
    566.30x = 431,270.52
  5. Step 5: Solve for x
    x = 431,270.52/566.30
  6. Step 6: Final answer
    x = 761.56

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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.