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Finding the Fourth Proportional to 530.26, 796.03 and 299.33

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Solution

The fourth proportional to 530.26, 796.03 and 299.33 is: 449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.26 : 796.03 = 299.33 : x
  2. Step 2: Convert to fraction form
    530.26/796.03 = 299.33/x
  3. Step 3: Cross multiply
    530.26x = 796.03 × 299.33
  4. Step 4: Simplify right side
    530.26x = 238,270.93
  5. Step 5: Solve for x
    x = 238,270.93/530.26
  6. Step 6: Final answer
    x = 449.35

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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.