Home / 737,136.40-1,105,704.60-263,837.20

Finding the Fourth Proportional to 737,136.40, 1,105,704.60 and 263,837.20

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Solution

The fourth proportional to 737,136.40, 1,105,704.60 and 263,837.20 is: 395,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,136.40 : 1,105,704.60 = 263,837.20 : x
  2. Step 2: Convert to fraction form
    737,136.40/1,105,704.60 = 263,837.20/x
  3. Step 3: Cross multiply
    737,136.40x = 1,105,704.60 × 263,837.20
  4. Step 4: Simplify right side
    737,136.40x = 291,726,005,691.12
  5. Step 5: Solve for x
    x = 291,726,005,691.12/737,136.40
  6. Step 6: Final answer
    x = 395,755.80

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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.