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Finding the Fourth Proportional to 365.04, 547.14 and 169.64

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Solution

The fourth proportional to 365.04, 547.14 and 169.64 is: 254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.04 : 547.14 = 169.64 : x
  2. Step 2: Convert to fraction form
    365.04/547.14 = 169.64/x
  3. Step 3: Cross multiply
    365.04x = 547.14 × 169.64
  4. Step 4: Simplify right side
    365.04x = 92,816.83
  5. Step 5: Solve for x
    x = 92,816.83/365.04
  6. Step 6: Final answer
    x = 254.26

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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.