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Finding the Fourth Proportional to 506.26, 759.33 and 141.01

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Solution

The fourth proportional to 506.26, 759.33 and 141.01 is: 211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.26 : 759.33 = 141.01 : x
  2. Step 2: Convert to fraction form
    506.26/759.33 = 141.01/x
  3. Step 3: Cross multiply
    506.26x = 759.33 × 141.01
  4. Step 4: Simplify right side
    506.26x = 107,073.12
  5. Step 5: Solve for x
    x = 107,073.12/506.26
  6. Step 6: Final answer
    x = 211.50

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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.