Home / 980,845.32-1,471,295.59-270,873.36

Finding the Fourth Proportional to 980,845.32, 1,471,295.59 and 270,873.36

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Solution

The fourth proportional to 980,845.32, 1,471,295.59 and 270,873.36 is: 406,317.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,845.32 : 1,471,295.59 = 270,873.36 : x
  2. Step 2: Convert to fraction form
    980,845.32/1,471,295.59 = 270,873.36/x
  3. Step 3: Cross multiply
    980,845.32x = 1,471,295.59 × 270,873.36
  4. Step 4: Simplify right side
    980,845.32x = 398,534,780,016.48
  5. Step 5: Solve for x
    x = 398,534,780,016.48/980,845.32
  6. Step 6: Final answer
    x = 406,317.66

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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.