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Finding the Fourth Proportional to 566.10, 853.37 and 528.45

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Solution

The fourth proportional to 566.10, 853.37 and 528.45 is: 796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.10 : 853.37 = 528.45 : x
  2. Step 2: Convert to fraction form
    566.10/853.37 = 528.45/x
  3. Step 3: Cross multiply
    566.10x = 853.37 × 528.45
  4. Step 4: Simplify right side
    566.10x = 450,960.73
  5. Step 5: Solve for x
    x = 450,960.73/566.10
  6. Step 6: Final answer
    x = 796.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.