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Finding the Fourth Proportional to 361.15, 497.82 and 295.04

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Solution

The fourth proportional to 361.15, 497.82 and 295.04 is: 406.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.15 : 497.82 = 295.04 : x
  2. Step 2: Convert to fraction form
    361.15/497.82 = 295.04/x
  3. Step 3: Cross multiply
    361.15x = 497.82 × 295.04
  4. Step 4: Simplify right side
    361.15x = 146,874.32
  5. Step 5: Solve for x
    x = 146,874.32/361.15
  6. Step 6: Final answer
    x = 406.69

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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.