Home / 980,591.97-1,470,972.60-270,619.95

Finding the Fourth Proportional to 980,591.97, 1,470,972.60 and 270,619.95

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Solution

The fourth proportional to 980,591.97, 1,470,972.60 and 270,619.95 is: 405,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,591.97 : 1,470,972.60 = 270,619.95 : x
  2. Step 2: Convert to fraction form
    980,591.97/1,470,972.60 = 270,619.95/x
  3. Step 3: Cross multiply
    980,591.97x = 1,470,972.60 × 270,619.95
  4. Step 4: Simplify right side
    980,591.97x = 398,074,531,463.37
  5. Step 5: Solve for x
    x = 398,074,531,463.37/980,591.97
  6. Step 6: Final answer
    x = 405,953.28

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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.