Home / 850,467.44-1,275,258.36-317,550.32

Finding the Fourth Proportional to 850,467.44, 1,275,258.36 and 317,550.32

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Solution

The fourth proportional to 850,467.44, 1,275,258.36 and 317,550.32 is: 476,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,467.44 : 1,275,258.36 = 317,550.32 : x
  2. Step 2: Convert to fraction form
    850,467.44/1,275,258.36 = 317,550.32/x
  3. Step 3: Cross multiply
    850,467.44x = 1,275,258.36 × 317,550.32
  4. Step 4: Simplify right side
    850,467.44x = 404,958,700,300.68
  5. Step 5: Solve for x
    x = 404,958,700,300.68/850,467.44
  6. Step 6: Final answer
    x = 476,160.15

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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.