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Finding the Fourth Proportional to 532.09, 798.09 and 223.75

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Solution

The fourth proportional to 532.09, 798.09 and 223.75 is: 335.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.09 : 798.09 = 223.75 : x
  2. Step 2: Convert to fraction form
    532.09/798.09 = 223.75/x
  3. Step 3: Cross multiply
    532.09x = 798.09 × 223.75
  4. Step 4: Simplify right side
    532.09x = 178,572.64
  5. Step 5: Solve for x
    x = 178,572.64/532.09
  6. Step 6: Final answer
    x = 335.61

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Double scale
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Similar ratio
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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.