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Finding the Fourth Proportional to 264.11, 395.15 and 182.70

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Solution

The fourth proportional to 264.11, 395.15 and 182.70 is: 273.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.11 : 395.15 = 182.70 : x
  2. Step 2: Convert to fraction form
    264.11/395.15 = 182.70/x
  3. Step 3: Cross multiply
    264.11x = 395.15 × 182.70
  4. Step 4: Simplify right side
    264.11x = 72,192.99
  5. Step 5: Solve for x
    x = 72,192.99/264.11
  6. Step 6: Final answer
    x = 273.35

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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.