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Finding the Fourth Proportional to 360.36, 497.26 and 235.82

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Solution

The fourth proportional to 360.36, 497.26 and 235.82 is: 325.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.36 : 497.26 = 235.82 : x
  2. Step 2: Convert to fraction form
    360.36/497.26 = 235.82/x
  3. Step 3: Cross multiply
    360.36x = 497.26 × 235.82
  4. Step 4: Simplify right side
    360.36x = 117,264.66
  5. Step 5: Solve for x
    x = 117,264.66/360.36
  6. Step 6: Final answer
    x = 325.41

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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.