Home / 804,205.60-1,204,558.80-488,111.20

Finding the Fourth Proportional to 804,205.60, 1,204,558.80 and 488,111.20

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Solution

The fourth proportional to 804,205.60, 1,204,558.80 and 488,111.20 is: 731,104.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,205.60 : 1,204,558.80 = 488,111.20 : x
  2. Step 2: Convert to fraction form
    804,205.60/1,204,558.80 = 488,111.20/x
  3. Step 3: Cross multiply
    804,205.60x = 1,204,558.80 × 488,111.20
  4. Step 4: Simplify right side
    804,205.60x = 587,958,641,338.56
  5. Step 5: Solve for x
    x = 587,958,641,338.56/804,205.60
  6. Step 6: Final answer
    x = 731,104.88

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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.