Home / 802,504.80-1,204,437.60-329,529.60

Finding the Fourth Proportional to 802,504.80, 1,204,437.60 and 329,529.60

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Solution

The fourth proportional to 802,504.80, 1,204,437.60 and 329,529.60 is: 494,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,504.80 : 1,204,437.60 = 329,529.60 : x
  2. Step 2: Convert to fraction form
    802,504.80/1,204,437.60 = 329,529.60/x
  3. Step 3: Cross multiply
    802,504.80x = 1,204,437.60 × 329,529.60
  4. Step 4: Simplify right side
    802,504.80x = 396,897,840,552.96
  5. Step 5: Solve for x
    x = 396,897,840,552.96/802,504.80
  6. Step 6: Final answer
    x = 494,573.79

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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.