Home / 767,231.28-1,150,850.56-234,751.46

Finding the Fourth Proportional to 767,231.28, 1,150,850.56 and 234,751.46

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Solution

The fourth proportional to 767,231.28, 1,150,850.56 and 234,751.46 is: 352,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,231.28 : 1,150,850.56 = 234,751.46 : x
  2. Step 2: Convert to fraction form
    767,231.28/1,150,850.56 = 234,751.46/x
  3. Step 3: Cross multiply
    767,231.28x = 1,150,850.56 × 234,751.46
  4. Step 4: Simplify right side
    767,231.28x = 270,163,849,201.82
  5. Step 5: Solve for x
    x = 270,163,849,201.82/767,231.28
  6. Step 6: Final answer
    x = 352,128.30

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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.