Home / 677,558.71-1,016,415.83-228,125.35

Finding the Fourth Proportional to 677,558.71, 1,016,415.83 and 228,125.35

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Solution

The fourth proportional to 677,558.71, 1,016,415.83 and 228,125.35 is: 342,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,558.71 : 1,016,415.83 = 228,125.35 : x
  2. Step 2: Convert to fraction form
    677,558.71/1,016,415.83 = 228,125.35/x
  3. Step 3: Cross multiply
    677,558.71x = 1,016,415.83 × 228,125.35
  4. Step 4: Simplify right side
    677,558.71x = 231,870,216,964.29
  5. Step 5: Solve for x
    x = 231,870,216,964.29/677,558.71
  6. Step 6: Final answer
    x = 342,214.21

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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.