Home / 323,022.12-484,729.24-120,765.48

Finding the Fourth Proportional to 323,022.12, 484,729.24 and 120,765.48

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Solution

The fourth proportional to 323,022.12, 484,729.24 and 120,765.48 is: 181,221.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,022.12 : 484,729.24 = 120,765.48 : x
  2. Step 2: Convert to fraction form
    323,022.12/484,729.24 = 120,765.48/x
  3. Step 3: Cross multiply
    323,022.12x = 484,729.24 × 120,765.48
  4. Step 4: Simplify right side
    323,022.12x = 58,538,559,338.64
  5. Step 5: Solve for x
    x = 58,538,559,338.64/323,022.12
  6. Step 6: Final answer
    x = 181,221.52

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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.