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Finding the Fourth Proportional to 366.02, 547.97 and 284.93

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Solution

The fourth proportional to 366.02, 547.97 and 284.93 is: 426.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.02 : 547.97 = 284.93 : x
  2. Step 2: Convert to fraction form
    366.02/547.97 = 284.93/x
  3. Step 3: Cross multiply
    366.02x = 547.97 × 284.93
  4. Step 4: Simplify right side
    366.02x = 156,128.93
  5. Step 5: Solve for x
    x = 156,128.93/366.02
  6. Step 6: Final answer
    x = 426.56

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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.