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Finding the Fourth Proportional to 532.88, 797.51 and 327.58

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Solution

The fourth proportional to 532.88, 797.51 and 327.58 is: 490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.88 : 797.51 = 327.58 : x
  2. Step 2: Convert to fraction form
    532.88/797.51 = 327.58/x
  3. Step 3: Cross multiply
    532.88x = 797.51 × 327.58
  4. Step 4: Simplify right side
    532.88x = 261,247.15
  5. Step 5: Solve for x
    x = 261,247.15/532.88
  6. Step 6: Final answer
    x = 490.26

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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.