Home / 422,856.77-582,977.83-335,930.30

Finding the Fourth Proportional to 422,856.77, 582,977.83 and 335,930.30

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Solution

The fourth proportional to 422,856.77, 582,977.83 and 335,930.30 is: 463,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,856.77 : 582,977.83 = 335,930.30 : x
  2. Step 2: Convert to fraction form
    422,856.77/582,977.83 = 335,930.30/x
  3. Step 3: Cross multiply
    422,856.77x = 582,977.83 × 335,930.30
  4. Step 4: Simplify right side
    422,856.77x = 195,839,915,398.03
  5. Step 5: Solve for x
    x = 195,839,915,398.03/422,856.77
  6. Step 6: Final answer
    x = 463,135.34

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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.