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Finding the Fourth Proportional to 552.04, 828 and 243.84

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Solution

The fourth proportional to 552.04, 828 and 243.84 is: 365.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.04 : 828 = 243.84 : x
  2. Step 2: Convert to fraction form
    552.04/828 = 243.84/x
  3. Step 3: Cross multiply
    552.04x = 828 × 243.84
  4. Step 4: Simplify right side
    552.04x = 201,899.52
  5. Step 5: Solve for x
    x = 201,899.52/552.04
  6. Step 6: Final answer
    x = 365.73

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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.