Home / 809,958.10-1,214,936.43-248,991.70

Finding the Fourth Proportional to 809,958.10, 1,214,936.43 and 248,991.70

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Solution

The fourth proportional to 809,958.10, 1,214,936.43 and 248,991.70 is: 373,487.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,958.10 : 1,214,936.43 = 248,991.70 : x
  2. Step 2: Convert to fraction form
    809,958.10/1,214,936.43 = 248,991.70/x
  3. Step 3: Cross multiply
    809,958.10x = 1,214,936.43 × 248,991.70
  4. Step 4: Simplify right side
    809,958.10x = 302,509,087,097.63
  5. Step 5: Solve for x
    x = 302,509,087,097.63/809,958.10
  6. Step 6: Final answer
    x = 373,487.33

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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.