Home / 765,939.24-1,149,033.60-226,250.28

Finding the Fourth Proportional to 765,939.24, 1,149,033.60 and 226,250.28

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Solution

The fourth proportional to 765,939.24, 1,149,033.60 and 226,250.28 is: 339,412.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,939.24 : 1,149,033.60 = 226,250.28 : x
  2. Step 2: Convert to fraction form
    765,939.24/1,149,033.60 = 226,250.28/x
  3. Step 3: Cross multiply
    765,939.24x = 1,149,033.60 × 226,250.28
  4. Step 4: Simplify right side
    765,939.24x = 259,969,173,729.41
  5. Step 5: Solve for x
    x = 259,969,173,729.41/765,939.24
  6. Step 6: Final answer
    x = 339,412.27

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1.5x scale

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.