Home / 863,965.56-1,295,942.82-295,072.20

Finding the Fourth Proportional to 863,965.56, 1,295,942.82 and 295,072.20

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Solution

The fourth proportional to 863,965.56, 1,295,942.82 and 295,072.20 is: 442,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,965.56 : 1,295,942.82 = 295,072.20 : x
  2. Step 2: Convert to fraction form
    863,965.56/1,295,942.82 = 295,072.20/x
  3. Step 3: Cross multiply
    863,965.56x = 1,295,942.82 × 295,072.20
  4. Step 4: Simplify right side
    863,965.56x = 382,396,698,971.60
  5. Step 5: Solve for x
    x = 382,396,698,971.60/863,965.56
  6. Step 6: Final answer
    x = 442,606.41

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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.