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Finding the Fourth Proportional to 350.86, 526.48 and 134.44

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Solution

The fourth proportional to 350.86, 526.48 and 134.44 is: 201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.86 : 526.48 = 134.44 : x
  2. Step 2: Convert to fraction form
    350.86/526.48 = 134.44/x
  3. Step 3: Cross multiply
    350.86x = 526.48 × 134.44
  4. Step 4: Simplify right side
    350.86x = 70,779.97
  5. Step 5: Solve for x
    x = 70,779.97/350.86
  6. Step 6: Final answer
    x = 201.73

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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.