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Finding the Fourth Proportional to 356.23, 534.25 and 226.04

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Solution

The fourth proportional to 356.23, 534.25 and 226.04 is: 339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.23 : 534.25 = 226.04 : x
  2. Step 2: Convert to fraction form
    356.23/534.25 = 226.04/x
  3. Step 3: Cross multiply
    356.23x = 534.25 × 226.04
  4. Step 4: Simplify right side
    356.23x = 120,761.87
  5. Step 5: Solve for x
    x = 120,761.87/356.23
  6. Step 6: Final answer
    x = 339.00

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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.