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Finding the Fourth Proportional to 534.66, 802.28 and 226.73

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Solution

The fourth proportional to 534.66, 802.28 and 226.73 is: 340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.66 : 802.28 = 226.73 : x
  2. Step 2: Convert to fraction form
    534.66/802.28 = 226.73/x
  3. Step 3: Cross multiply
    534.66x = 802.28 × 226.73
  4. Step 4: Simplify right side
    534.66x = 181,900.94
  5. Step 5: Solve for x
    x = 181,900.94/534.66
  6. Step 6: Final answer
    x = 340.22

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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.