Home / 809,464.84-1,213,790.61-269,530.26

Finding the Fourth Proportional to 809,464.84, 1,213,790.61 and 269,530.26

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Solution

The fourth proportional to 809,464.84, 1,213,790.61 and 269,530.26 is: 404,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,464.84 : 1,213,790.61 = 269,530.26 : x
  2. Step 2: Convert to fraction form
    809,464.84/1,213,790.61 = 269,530.26/x
  3. Step 3: Cross multiply
    809,464.84x = 1,213,790.61 × 269,530.26
  4. Step 4: Simplify right side
    809,464.84x = 327,153,295,157.88
  5. Step 5: Solve for x
    x = 327,153,295,157.88/809,464.84
  6. Step 6: Final answer
    x = 404,159.98

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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.