Home / 981,367.20-1,472,050.80-603,453.60

Finding the Fourth Proportional to 981,367.20, 1,472,050.80 and 603,453.60

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Solution

The fourth proportional to 981,367.20, 1,472,050.80 and 603,453.60 is: 905,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,367.20 : 1,472,050.80 = 603,453.60 : x
  2. Step 2: Convert to fraction form
    981,367.20/1,472,050.80 = 603,453.60/x
  3. Step 3: Cross multiply
    981,367.20x = 1,472,050.80 × 603,453.60
  4. Step 4: Simplify right side
    981,367.20x = 888,314,354,642.88
  5. Step 5: Solve for x
    x = 888,314,354,642.88/981,367.20
  6. Step 6: Final answer
    x = 905,180.40

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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.