Home / 677,635.44-1,016,546.80-228,484.72

Finding the Fourth Proportional to 677,635.44, 1,016,546.80 and 228,484.72

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Solution

The fourth proportional to 677,635.44, 1,016,546.80 and 228,484.72 is: 342,758.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,635.44 : 1,016,546.80 = 228,484.72 : x
  2. Step 2: Convert to fraction form
    677,635.44/1,016,546.80 = 228,484.72/x
  3. Step 3: Cross multiply
    677,635.44x = 1,016,546.80 × 228,484.72
  4. Step 4: Simplify right side
    677,635.44x = 232,265,410,964.90
  5. Step 5: Solve for x
    x = 232,265,410,964.90/677,635.44
  6. Step 6: Final answer
    x = 342,758.65

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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.