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Finding the Fourth Proportional to 350.39, 526.60 and 229.41

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Solution

The fourth proportional to 350.39, 526.60 and 229.41 is: 344.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.39 : 526.60 = 229.41 : x
  2. Step 2: Convert to fraction form
    350.39/526.60 = 229.41/x
  3. Step 3: Cross multiply
    350.39x = 526.60 × 229.41
  4. Step 4: Simplify right side
    350.39x = 120,807.59
  5. Step 5: Solve for x
    x = 120,807.59/350.39
  6. Step 6: Final answer
    x = 344.78

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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.