Home / 802,512.20-1,203,768.30-269,856.20

Finding the Fourth Proportional to 802,512.20, 1,203,768.30 and 269,856.20

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Solution

The fourth proportional to 802,512.20, 1,203,768.30 and 269,856.20 is: 404,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,512.20 : 1,203,768.30 = 269,856.20 : x
  2. Step 2: Convert to fraction form
    802,512.20/1,203,768.30 = 269,856.20/x
  3. Step 3: Cross multiply
    802,512.20x = 1,203,768.30 × 269,856.20
  4. Step 4: Simplify right side
    802,512.20x = 324,844,339,118.46
  5. Step 5: Solve for x
    x = 324,844,339,118.46/802,512.20
  6. Step 6: Final answer
    x = 404,784.30

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1.5x scale

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.