Home / 400,178.62-552,170.10-228,093.31

Finding the Fourth Proportional to 400,178.62, 552,170.10 and 228,093.31

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Solution

The fourth proportional to 400,178.62, 552,170.10 and 228,093.31 is: 314,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,178.62 : 552,170.10 = 228,093.31 : x
  2. Step 2: Convert to fraction form
    400,178.62/552,170.10 = 228,093.31/x
  3. Step 3: Cross multiply
    400,178.62x = 552,170.10 × 228,093.31
  4. Step 4: Simplify right side
    400,178.62x = 125,946,305,792.03
  5. Step 5: Solve for x
    x = 125,946,305,792.03/400,178.62
  6. Step 6: Final answer
    x = 314,725.22

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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.