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Finding the Fourth Proportional to 532.07, 798.23 and 223.75

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Solution

The fourth proportional to 532.07, 798.23 and 223.75 is: 335.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.07 : 798.23 = 223.75 : x
  2. Step 2: Convert to fraction form
    532.07/798.23 = 223.75/x
  3. Step 3: Cross multiply
    532.07x = 798.23 × 223.75
  4. Step 4: Simplify right side
    532.07x = 178,605.52
  5. Step 5: Solve for x
    x = 178,605.52/532.07
  6. Step 6: Final answer
    x = 335.68

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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.