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Finding the Fourth Proportional to 534.99, 801.87 and 226.74

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Solution

The fourth proportional to 534.99, 801.87 and 226.74 is: 339.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.99 : 801.87 = 226.74 : x
  2. Step 2: Convert to fraction form
    534.99/801.87 = 226.74/x
  3. Step 3: Cross multiply
    534.99x = 801.87 × 226.74
  4. Step 4: Simplify right side
    534.99x = 181,816.00
  5. Step 5: Solve for x
    x = 181,816.00/534.99
  6. Step 6: Final answer
    x = 339.85

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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.