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Finding the Fourth Proportional to 530.67, 796.01 and 165.49

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Solution

The fourth proportional to 530.67, 796.01 and 165.49 is: 248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.67 : 796.01 = 165.49 : x
  2. Step 2: Convert to fraction form
    530.67/796.01 = 165.49/x
  3. Step 3: Cross multiply
    530.67x = 796.01 × 165.49
  4. Step 4: Simplify right side
    530.67x = 131,734.29
  5. Step 5: Solve for x
    x = 131,734.29/530.67
  6. Step 6: Final answer
    x = 248.24

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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.