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Finding the Fourth Proportional to 360.63, 497.69 and 236.62

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Solution

The fourth proportional to 360.63, 497.69 and 236.62 is: 326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.63 : 497.69 = 236.62 : x
  2. Step 2: Convert to fraction form
    360.63/497.69 = 236.62/x
  3. Step 3: Cross multiply
    360.63x = 497.69 × 236.62
  4. Step 4: Simplify right side
    360.63x = 117,760.98
  5. Step 5: Solve for x
    x = 117,760.98/360.63
  6. Step 6: Final answer
    x = 326.54

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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.