Home / 837,424.44-1,256,137.34-206,338.32

Finding the Fourth Proportional to 837,424.44, 1,256,137.34 and 206,338.32

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Solution

The fourth proportional to 837,424.44, 1,256,137.34 and 206,338.32 is: 309,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,424.44 : 1,256,137.34 = 206,338.32 : x
  2. Step 2: Convert to fraction form
    837,424.44/1,256,137.34 = 206,338.32/x
  3. Step 3: Cross multiply
    837,424.44x = 1,256,137.34 × 206,338.32
  4. Step 4: Simplify right side
    837,424.44x = 259,189,267,393.18
  5. Step 5: Solve for x
    x = 259,189,267,393.18/837,424.44
  6. Step 6: Final answer
    x = 309,507.65

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Double scale
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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.