Home / 799,131.76-1,198,296.36-266,464.24

Finding the Fourth Proportional to 799,131.76, 1,198,296.36 and 266,464.24

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Solution

The fourth proportional to 799,131.76, 1,198,296.36 and 266,464.24 is: 399,562.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,131.76 : 1,198,296.36 = 266,464.24 : x
  2. Step 2: Convert to fraction form
    799,131.76/1,198,296.36 = 266,464.24/x
  3. Step 3: Cross multiply
    799,131.76x = 1,198,296.36 × 266,464.24
  4. Step 4: Simplify right side
    799,131.76x = 319,303,128,862.17
  5. Step 5: Solve for x
    x = 319,303,128,862.17/799,131.76
  6. Step 6: Final answer
    x = 399,562.56

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Double scale
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Similar ratio
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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.