Home / 802,330.80-1,203,204.60-269,869.20

Finding the Fourth Proportional to 802,330.80, 1,203,204.60 and 269,869.20

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Solution

The fourth proportional to 802,330.80, 1,203,204.60 and 269,869.20 is: 404,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,330.80 : 1,203,204.60 = 269,869.20 : x
  2. Step 2: Convert to fraction form
    802,330.80/1,203,204.60 = 269,869.20/x
  3. Step 3: Cross multiply
    802,330.80x = 1,203,204.60 × 269,869.20
  4. Step 4: Simplify right side
    802,330.80x = 324,707,862,838.32
  5. Step 5: Solve for x
    x = 324,707,862,838.32/802,330.80
  6. Step 6: Final answer
    x = 404,705.72

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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.