Home / 422,977.41-632,983.55-303,166.46

Finding the Fourth Proportional to 422,977.41, 632,983.55 and 303,166.46

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Solution

The fourth proportional to 422,977.41, 632,983.55 and 303,166.46 is: 453,687.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,977.41 : 632,983.55 = 303,166.46 : x
  2. Step 2: Convert to fraction form
    422,977.41/632,983.55 = 303,166.46/x
  3. Step 3: Cross multiply
    422,977.41x = 632,983.55 × 303,166.46
  4. Step 4: Simplify right side
    422,977.41x = 191,899,382,158.36
  5. Step 5: Solve for x
    x = 191,899,382,158.36/422,977.41
  6. Step 6: Final answer
    x = 453,687.07

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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.