Home / 804,372.72-1,206,562.74-271,896.60

Finding the Fourth Proportional to 804,372.72, 1,206,562.74 and 271,896.60

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Solution

The fourth proportional to 804,372.72, 1,206,562.74 and 271,896.60 is: 407,846.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,372.72 : 1,206,562.74 = 271,896.60 : x
  2. Step 2: Convert to fraction form
    804,372.72/1,206,562.74 = 271,896.60/x
  3. Step 3: Cross multiply
    804,372.72x = 1,206,562.74 × 271,896.60
  4. Step 4: Simplify right side
    804,372.72x = 328,060,306,692.68
  5. Step 5: Solve for x
    x = 328,060,306,692.68/804,372.72
  6. Step 6: Final answer
    x = 407,846.14

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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.