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Finding the Fourth Proportional to 529.81, 794.59 and 200.68

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Solution

The fourth proportional to 529.81, 794.59 and 200.68 is: 300.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.81 : 794.59 = 200.68 : x
  2. Step 2: Convert to fraction form
    529.81/794.59 = 200.68/x
  3. Step 3: Cross multiply
    529.81x = 794.59 × 200.68
  4. Step 4: Simplify right side
    529.81x = 159,456.96
  5. Step 5: Solve for x
    x = 159,456.96/529.81
  6. Step 6: Final answer
    x = 300.97

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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.