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Finding the Fourth Proportional to 491,791.50, 737,194.77 and 191,859.44

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Solution

The fourth proportional to 491,791.50, 737,194.77 and 191,859.44 is: 287,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,791.50 : 737,194.77 = 191,859.44 : x
  2. Step 2: Convert to fraction form
    491,791.50/737,194.77 = 191,859.44/x
  3. Step 3: Cross multiply
    491,791.50x = 737,194.77 × 191,859.44
  4. Step 4: Simplify right side
    491,791.50x = 141,437,772,057.16
  5. Step 5: Solve for x
    x = 141,437,772,057.16/491,791.50
  6. Step 6: Final answer
    x = 287,597.02

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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.