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Finding the Fourth Proportional to 506.69, 760.22 and 352.54

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Solution

The fourth proportional to 506.69, 760.22 and 352.54 is: 528.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.69 : 760.22 = 352.54 : x
  2. Step 2: Convert to fraction form
    506.69/760.22 = 352.54/x
  3. Step 3: Cross multiply
    506.69x = 760.22 × 352.54
  4. Step 4: Simplify right side
    506.69x = 268,007.96
  5. Step 5: Solve for x
    x = 268,007.96/506.69
  6. Step 6: Final answer
    x = 528.94

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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.