Home / 228,383.28-314,960.67-196,107.75

Finding the Fourth Proportional to 228,383.28, 314,960.67 and 196,107.75

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Solution

The fourth proportional to 228,383.28, 314,960.67 and 196,107.75 is: 270,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,383.28 : 314,960.67 = 196,107.75 : x
  2. Step 2: Convert to fraction form
    228,383.28/314,960.67 = 196,107.75/x
  3. Step 3: Cross multiply
    228,383.28x = 314,960.67 × 196,107.75
  4. Step 4: Simplify right side
    228,383.28x = 61,766,228,332.19
  5. Step 5: Solve for x
    x = 61,766,228,332.19/228,383.28
  6. Step 6: Final answer
    x = 270,449.87

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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.