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Finding the Fourth Proportional to 491,461.26, 737,192.22 and 136,475.34

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Solution

The fourth proportional to 491,461.26, 737,192.22 and 136,475.34 is: 204,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,461.26 : 737,192.22 = 136,475.34 : x
  2. Step 2: Convert to fraction form
    491,461.26/737,192.22 = 136,475.34/x
  3. Step 3: Cross multiply
    491,461.26x = 737,192.22 × 136,475.34
  4. Step 4: Simplify right side
    491,461.26x = 100,608,558,869.86
  5. Step 5: Solve for x
    x = 100,608,558,869.86/491,461.26
  6. Step 6: Final answer
    x = 204,713.10

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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.