Home / 322,944.19-484,449.32-123,432.51

Finding the Fourth Proportional to 322,944.19, 484,449.32 and 123,432.51

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Solution

The fourth proportional to 322,944.19, 484,449.32 and 123,432.51 is: 185,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,944.19 : 484,449.32 = 123,432.51 : x
  2. Step 2: Convert to fraction form
    322,944.19/484,449.32 = 123,432.51/x
  3. Step 3: Cross multiply
    322,944.19x = 484,449.32 × 123,432.51
  4. Step 4: Simplify right side
    322,944.19x = 59,796,795,535.39
  5. Step 5: Solve for x
    x = 59,796,795,535.39/322,944.19
  6. Step 6: Final answer
    x = 185,161.39

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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.