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Finding the Fourth Proportional to 265.24, 365.88 and 191.46

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Solution

The fourth proportional to 265.24, 365.88 and 191.46 is: 264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.24 : 365.88 = 191.46 : x
  2. Step 2: Convert to fraction form
    265.24/365.88 = 191.46/x
  3. Step 3: Cross multiply
    265.24x = 365.88 × 191.46
  4. Step 4: Simplify right side
    265.24x = 70,051.38
  5. Step 5: Solve for x
    x = 70,051.38/265.24
  6. Step 6: Final answer
    x = 264.11

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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.