Home / 400,029.62-552,074.87-228,000.20

Finding the Fourth Proportional to 400,029.62, 552,074.87 and 228,000.20

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Solution

The fourth proportional to 400,029.62, 552,074.87 and 228,000.20 is: 314,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,029.62 : 552,074.87 = 228,000.20 : x
  2. Step 2: Convert to fraction form
    400,029.62/552,074.87 = 228,000.20/x
  3. Step 3: Cross multiply
    400,029.62x = 552,074.87 × 228,000.20
  4. Step 4: Simplify right side
    400,029.62x = 125,873,178,584.60
  5. Step 5: Solve for x
    x = 125,873,178,584.60/400,029.62
  6. Step 6: Final answer
    x = 314,659.65

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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.