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Finding the Fourth Proportional to 491,741.39, 737,425.25 and 235,310.74

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Solution

The fourth proportional to 491,741.39, 737,425.25 and 235,310.74 is: 352,876.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,741.39 : 737,425.25 = 235,310.74 : x
  2. Step 2: Convert to fraction form
    491,741.39/737,425.25 = 235,310.74/x
  3. Step 3: Cross multiply
    491,741.39x = 737,425.25 × 235,310.74
  4. Step 4: Simplify right side
    491,741.39x = 173,524,080,193.64
  5. Step 5: Solve for x
    x = 173,524,080,193.64/491,741.39
  6. Step 6: Final answer
    x = 352,876.70

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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.