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Finding the Fourth Proportional to 888.69, 1,333.04 and 506.37

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Solution

The fourth proportional to 888.69, 1,333.04 and 506.37 is: 759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.69 : 1,333.04 = 506.37 : x
  2. Step 2: Convert to fraction form
    888.69/1,333.04 = 506.37/x
  3. Step 3: Cross multiply
    888.69x = 1,333.04 × 506.37
  4. Step 4: Simplify right side
    888.69x = 675,008.93
  5. Step 5: Solve for x
    x = 675,008.93/888.69
  6. Step 6: Final answer
    x = 759.56

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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.