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Finding the Fourth Proportional to 491,336.88, 737,005.62 and 136,351.26

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Solution

The fourth proportional to 491,336.88, 737,005.62 and 136,351.26 is: 204,526.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,336.88 : 737,005.62 = 136,351.26 : x
  2. Step 2: Convert to fraction form
    491,336.88/737,005.62 = 136,351.26/x
  3. Step 3: Cross multiply
    491,336.88x = 737,005.62 × 136,351.26
  4. Step 4: Simplify right side
    491,336.88x = 100,491,644,914.08
  5. Step 5: Solve for x
    x = 100,491,644,914.08/491,336.88
  6. Step 6: Final answer
    x = 204,526.97

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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.