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Finding the Fourth Proportional to 265.08, 365.94 and 191.46

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Solution

The fourth proportional to 265.08, 365.94 and 191.46 is: 264.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.08 : 365.94 = 191.46 : x
  2. Step 2: Convert to fraction form
    265.08/365.94 = 191.46/x
  3. Step 3: Cross multiply
    265.08x = 365.94 × 191.46
  4. Step 4: Simplify right side
    265.08x = 70,062.87
  5. Step 5: Solve for x
    x = 70,062.87/265.08
  6. Step 6: Final answer
    x = 264.31

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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.