Home / 802,500.20-1,203,750.30-269,844.20

Finding the Fourth Proportional to 802,500.20, 1,203,750.30 and 269,844.20

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Solution

The fourth proportional to 802,500.20, 1,203,750.30 and 269,844.20 is: 404,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,500.20 : 1,203,750.30 = 269,844.20 : x
  2. Step 2: Convert to fraction form
    802,500.20/1,203,750.30 = 269,844.20/x
  3. Step 3: Cross multiply
    802,500.20x = 1,203,750.30 × 269,844.20
  4. Step 4: Simplify right side
    802,500.20x = 324,825,036,703.26
  5. Step 5: Solve for x
    x = 324,825,036,703.26/802,500.20
  6. Step 6: Final answer
    x = 404,766.30

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Double scale
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Similar ratio
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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.