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Finding the Fourth Proportional to 529.03, 793.74 and 163.94

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Solution

The fourth proportional to 529.03, 793.74 and 163.94 is: 245.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.03 : 793.74 = 163.94 : x
  2. Step 2: Convert to fraction form
    529.03/793.74 = 163.94/x
  3. Step 3: Cross multiply
    529.03x = 793.74 × 163.94
  4. Step 4: Simplify right side
    529.03x = 130,125.74
  5. Step 5: Solve for x
    x = 130,125.74/529.03
  6. Step 6: Final answer
    x = 245.97

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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.