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Finding the Fourth Proportional to 529.52, 792.06 and 366.68

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Solution

The fourth proportional to 529.52, 792.06 and 366.68 is: 548.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.52 : 792.06 = 366.68 : x
  2. Step 2: Convert to fraction form
    529.52/792.06 = 366.68/x
  3. Step 3: Cross multiply
    529.52x = 792.06 × 366.68
  4. Step 4: Simplify right side
    529.52x = 290,432.56
  5. Step 5: Solve for x
    x = 290,432.56/529.52
  6. Step 6: Final answer
    x = 548.48

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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.