Home / 400,217.41-552,313.69-228,160.83

Finding the Fourth Proportional to 400,217.41, 552,313.69 and 228,160.83

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Solution

The fourth proportional to 400,217.41, 552,313.69 and 228,160.83 is: 314,869.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,217.41 : 552,313.69 = 228,160.83 : x
  2. Step 2: Convert to fraction form
    400,217.41/552,313.69 = 228,160.83/x
  3. Step 3: Cross multiply
    400,217.41x = 552,313.69 × 228,160.83
  4. Step 4: Simplify right side
    400,217.41x = 126,016,348,215.22
  5. Step 5: Solve for x
    x = 126,016,348,215.22/400,217.41
  6. Step 6: Final answer
    x = 314,869.73

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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.