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Finding the Fourth Proportional to 531.30, 796.86 and 184.60

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Solution

The fourth proportional to 531.30, 796.86 and 184.60 is: 276.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.30 : 796.86 = 184.60 : x
  2. Step 2: Convert to fraction form
    531.30/796.86 = 184.60/x
  3. Step 3: Cross multiply
    531.30x = 796.86 × 184.60
  4. Step 4: Simplify right side
    531.30x = 147,100.36
  5. Step 5: Solve for x
    x = 147,100.36/531.30
  6. Step 6: Final answer
    x = 276.87

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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.