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Finding the Fourth Proportional to 265.32, 364.18 and 254.04

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Solution

The fourth proportional to 265.32, 364.18 and 254.04 is: 348.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.32 : 364.18 = 254.04 : x
  2. Step 2: Convert to fraction form
    265.32/364.18 = 254.04/x
  3. Step 3: Cross multiply
    265.32x = 364.18 × 254.04
  4. Step 4: Simplify right side
    265.32x = 92,515.65
  5. Step 5: Solve for x
    x = 92,515.65/265.32
  6. Step 6: Final answer
    x = 348.69

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.