Home / 755,229.76-1,133,039.04-222,729.28

Finding the Fourth Proportional to 755,229.76, 1,133,039.04 and 222,729.28

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Solution

The fourth proportional to 755,229.76, 1,133,039.04 and 222,729.28 is: 334,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,229.76 : 1,133,039.04 = 222,729.28 : x
  2. Step 2: Convert to fraction form
    755,229.76/1,133,039.04 = 222,729.28/x
  3. Step 3: Cross multiply
    755,229.76x = 1,133,039.04 × 222,729.28
  4. Step 4: Simplify right side
    755,229.76x = 252,360,969,591.09
  5. Step 5: Solve for x
    x = 252,360,969,591.09/755,229.76
  6. Step 6: Final answer
    x = 334,151.25

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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.