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Finding the Fourth Proportional to 574.02, 861 and 184.02

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Solution

The fourth proportional to 574.02, 861 and 184.02 is: 276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.02 : 861 = 184.02 : x
  2. Step 2: Convert to fraction form
    574.02/861 = 184.02/x
  3. Step 3: Cross multiply
    574.02x = 861 × 184.02
  4. Step 4: Simplify right side
    574.02x = 158,441.22
  5. Step 5: Solve for x
    x = 158,441.22/574.02
  6. Step 6: Final answer
    x = 276.02

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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.