Home / 809,268.25-1,116,790.24-446,692.20

Finding the Fourth Proportional to 809,268.25, 1,116,790.24 and 446,692.20

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Solution

The fourth proportional to 809,268.25, 1,116,790.24 and 446,692.20 is: 616,435.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,268.25 : 1,116,790.24 = 446,692.20 : x
  2. Step 2: Convert to fraction form
    809,268.25/1,116,790.24 = 446,692.20/x
  3. Step 3: Cross multiply
    809,268.25x = 1,116,790.24 × 446,692.20
  4. Step 4: Simplify right side
    809,268.25x = 498,861,489,244.13
  5. Step 5: Solve for x
    x = 498,861,489,244.13/809,268.25
  6. Step 6: Final answer
    x = 616,435.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.