Home / 802,208.80-1,203,313.20-329,233.60

Finding the Fourth Proportional to 802,208.80, 1,203,313.20 and 329,233.60

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Solution

The fourth proportional to 802,208.80, 1,203,313.20 and 329,233.60 is: 493,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,208.80 : 1,203,313.20 = 329,233.60 : x
  2. Step 2: Convert to fraction form
    802,208.80/1,203,313.20 = 329,233.60/x
  3. Step 3: Cross multiply
    802,208.80x = 1,203,313.20 × 329,233.60
  4. Step 4: Simplify right side
    802,208.80x = 396,171,136,763.52
  5. Step 5: Solve for x
    x = 396,171,136,763.52/802,208.80
  6. Step 6: Final answer
    x = 493,850.40

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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.