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Finding the Fourth Proportional to 355.85, 532.81 and 184.49

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Solution

The fourth proportional to 355.85, 532.81 and 184.49 is: 276.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.85 : 532.81 = 184.49 : x
  2. Step 2: Convert to fraction form
    355.85/532.81 = 184.49/x
  3. Step 3: Cross multiply
    355.85x = 532.81 × 184.49
  4. Step 4: Simplify right side
    355.85x = 98,298.12
  5. Step 5: Solve for x
    x = 98,298.12/355.85
  6. Step 6: Final answer
    x = 276.23

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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.