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Finding the Fourth Proportional to 532.45, 798.91 and 224.37

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Solution

The fourth proportional to 532.45, 798.91 and 224.37 is: 336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.45 : 798.91 = 224.37 : x
  2. Step 2: Convert to fraction form
    532.45/798.91 = 224.37/x
  3. Step 3: Cross multiply
    532.45x = 798.91 × 224.37
  4. Step 4: Simplify right side
    532.45x = 179,252.31
  5. Step 5: Solve for x
    x = 179,252.31/532.45
  6. Step 6: Final answer
    x = 336.65

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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.