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Finding the Fourth Proportional to 536.06, 739.54 and 326.06

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Solution

The fourth proportional to 536.06, 739.54 and 326.06 is: 449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.06 : 739.54 = 326.06 : x
  2. Step 2: Convert to fraction form
    536.06/739.54 = 326.06/x
  3. Step 3: Cross multiply
    536.06x = 739.54 × 326.06
  4. Step 4: Simplify right side
    536.06x = 241,138.06
  5. Step 5: Solve for x
    x = 241,138.06/536.06
  6. Step 6: Final answer
    x = 449.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.