Home / 757,727.12-1,136,778.60-225,247.16

Finding the Fourth Proportional to 757,727.12, 1,136,778.60 and 225,247.16

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Solution

The fourth proportional to 757,727.12, 1,136,778.60 and 225,247.16 is: 337,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,727.12 : 1,136,778.60 = 225,247.16 : x
  2. Step 2: Convert to fraction form
    757,727.12/1,136,778.60 = 225,247.16/x
  3. Step 3: Cross multiply
    757,727.12x = 1,136,778.60 × 225,247.16
  4. Step 4: Simplify right side
    757,727.12x = 256,056,151,198.78
  5. Step 5: Solve for x
    x = 256,056,151,198.78/757,727.12
  6. Step 6: Final answer
    x = 337,926.60

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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.