Home / 809,833.28-1,214,625.48-270,099.08

Finding the Fourth Proportional to 809,833.28, 1,214,625.48 and 270,099.08

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Solution

The fourth proportional to 809,833.28, 1,214,625.48 and 270,099.08 is: 405,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,833.28 : 1,214,625.48 = 270,099.08 : x
  2. Step 2: Convert to fraction form
    809,833.28/1,214,625.48 = 270,099.08/x
  3. Step 3: Cross multiply
    809,833.28x = 1,214,625.48 × 270,099.08
  4. Step 4: Simplify right side
    809,833.28x = 328,069,224,692.56
  5. Step 5: Solve for x
    x = 328,069,224,692.56/809,833.28
  6. Step 6: Final answer
    x = 405,107.12

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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.