Home / 981,847.44-1,472,928.03-342,335.23

Finding the Fourth Proportional to 981,847.44, 1,472,928.03 and 342,335.23

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Solution

The fourth proportional to 981,847.44, 1,472,928.03 and 342,335.23 is: 513,557.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,847.44 : 1,472,928.03 = 342,335.23 : x
  2. Step 2: Convert to fraction form
    981,847.44/1,472,928.03 = 342,335.23/x
  3. Step 3: Cross multiply
    981,847.44x = 1,472,928.03 × 342,335.23
  4. Step 4: Simplify right side
    981,847.44x = 504,235,152,241.18
  5. Step 5: Solve for x
    x = 504,235,152,241.18/981,847.44
  6. Step 6: Final answer
    x = 513,557.54

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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.