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Finding the Fourth Proportional to 506.82, 699.53 and 332.07

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Solution

The fourth proportional to 506.82, 699.53 and 332.07 is: 458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.82 : 699.53 = 332.07 : x
  2. Step 2: Convert to fraction form
    506.82/699.53 = 332.07/x
  3. Step 3: Cross multiply
    506.82x = 699.53 × 332.07
  4. Step 4: Simplify right side
    506.82x = 232,291.27
  5. Step 5: Solve for x
    x = 232,291.27/506.82
  6. Step 6: Final answer
    x = 458.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.