Home / 807,611.76-1,211,115.98-267,769.04

Finding the Fourth Proportional to 807,611.76, 1,211,115.98 and 267,769.04

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Solution

The fourth proportional to 807,611.76, 1,211,115.98 and 267,769.04 is: 401,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,611.76 : 1,211,115.98 = 267,769.04 : x
  2. Step 2: Convert to fraction form
    807,611.76/1,211,115.98 = 267,769.04/x
  3. Step 3: Cross multiply
    807,611.76x = 1,211,115.98 × 267,769.04
  4. Step 4: Simplify right side
    807,611.76x = 324,299,357,907.10
  5. Step 5: Solve for x
    x = 324,299,357,907.10/807,611.76
  6. Step 6: Final answer
    x = 401,553.54

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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.