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Finding the Fourth Proportional to 530.96, 796.62 and 242.24

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Solution

The fourth proportional to 530.96, 796.62 and 242.24 is: 363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.96 : 796.62 = 242.24 : x
  2. Step 2: Convert to fraction form
    530.96/796.62 = 242.24/x
  3. Step 3: Cross multiply
    530.96x = 796.62 × 242.24
  4. Step 4: Simplify right side
    530.96x = 192,973.23
  5. Step 5: Solve for x
    x = 192,973.23/530.96
  6. Step 6: Final answer
    x = 363.44

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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.