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Finding the Fourth Proportional to 536.37, 804.39 and 228.24

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Solution

The fourth proportional to 536.37, 804.39 and 228.24 is: 342.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.37 : 804.39 = 228.24 : x
  2. Step 2: Convert to fraction form
    536.37/804.39 = 228.24/x
  3. Step 3: Cross multiply
    536.37x = 804.39 × 228.24
  4. Step 4: Simplify right side
    536.37x = 183,593.97
  5. Step 5: Solve for x
    x = 183,593.97/536.37
  6. Step 6: Final answer
    x = 342.29

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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.