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Finding the Fourth Proportional to 532.07, 798.11 and 207.44

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Solution

The fourth proportional to 532.07, 798.11 and 207.44 is: 311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.07 : 798.11 = 207.44 : x
  2. Step 2: Convert to fraction form
    532.07/798.11 = 207.44/x
  3. Step 3: Cross multiply
    532.07x = 798.11 × 207.44
  4. Step 4: Simplify right side
    532.07x = 165,559.94
  5. Step 5: Solve for x
    x = 165,559.94/532.07
  6. Step 6: Final answer
    x = 311.16

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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.