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Finding the Fourth Proportional to 265.73, 366.17 and 247.50

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Solution

The fourth proportional to 265.73, 366.17 and 247.50 is: 341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.73 : 366.17 = 247.50 : x
  2. Step 2: Convert to fraction form
    265.73/366.17 = 247.50/x
  3. Step 3: Cross multiply
    265.73x = 366.17 × 247.50
  4. Step 4: Simplify right side
    265.73x = 90,625.84
  5. Step 5: Solve for x
    x = 90,625.84/265.73
  6. Step 6: Final answer
    x = 341.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.