Home / 802,327.80-1,203,200.10-269,866.20

Finding the Fourth Proportional to 802,327.80, 1,203,200.10 and 269,866.20

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Solution

The fourth proportional to 802,327.80, 1,203,200.10 and 269,866.20 is: 404,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,327.80 : 1,203,200.10 = 269,866.20 : x
  2. Step 2: Convert to fraction form
    802,327.80/1,203,200.10 = 269,866.20/x
  3. Step 3: Cross multiply
    802,327.80x = 1,203,200.10 × 269,866.20
  4. Step 4: Simplify right side
    802,327.80x = 324,703,038,826.62
  5. Step 5: Solve for x
    x = 324,703,038,826.62/802,327.80
  6. Step 6: Final answer
    x = 404,701.22

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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.