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Finding the Fourth Proportional to 530.88, 796.24 and 238.32

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Solution

The fourth proportional to 530.88, 796.24 and 238.32 is: 357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.88 : 796.24 = 238.32 : x
  2. Step 2: Convert to fraction form
    530.88/796.24 = 238.32/x
  3. Step 3: Cross multiply
    530.88x = 796.24 × 238.32
  4. Step 4: Simplify right side
    530.88x = 189,759.92
  5. Step 5: Solve for x
    x = 189,759.92/530.88
  6. Step 6: Final answer
    x = 357.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.