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Finding the Fourth Proportional to 366,493.53, 549,540.45 and 110,288.78

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Solution

The fourth proportional to 366,493.53, 549,540.45 and 110,288.78 is: 165,373.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,493.53 : 549,540.45 = 110,288.78 : x
  2. Step 2: Convert to fraction form
    366,493.53/549,540.45 = 110,288.78/x
  3. Step 3: Cross multiply
    366,493.53x = 549,540.45 × 110,288.78
  4. Step 4: Simplify right side
    366,493.53x = 60,608,145,791.15
  5. Step 5: Solve for x
    x = 60,608,145,791.15/366,493.53
  6. Step 6: Final answer
    x = 165,373.03

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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.