Home / 1,198,845.20-1,798,267.94-488,928.80

Finding the Fourth Proportional to 1,198,845.20, 1,798,267.94 and 488,928.80

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Solution

The fourth proportional to 1,198,845.20, 1,798,267.94 and 488,928.80 is: 733,393.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,845.20 : 1,798,267.94 = 488,928.80 : x
  2. Step 2: Convert to fraction form
    1,198,845.20/1,798,267.94 = 488,928.80/x
  3. Step 3: Cross multiply
    1,198,845.20x = 1,798,267.94 × 488,928.80
  4. Step 4: Simplify right side
    1,198,845.20x = 879,224,989,867.18
  5. Step 5: Solve for x
    x = 879,224,989,867.18/1,198,845.20
  6. Step 6: Final answer
    x = 733,393.26

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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.