Home / 695,813.40-1,043,391.13-269,548.87

Finding the Fourth Proportional to 695,813.40, 1,043,391.13 and 269,548.87

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Solution

The fourth proportional to 695,813.40, 1,043,391.13 and 269,548.87 is: 404,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,813.40 : 1,043,391.13 = 269,548.87 : x
  2. Step 2: Convert to fraction form
    695,813.40/1,043,391.13 = 269,548.87/x
  3. Step 3: Cross multiply
    695,813.40x = 1,043,391.13 × 269,548.87
  4. Step 4: Simplify right side
    695,813.40x = 281,244,900,059.52
  5. Step 5: Solve for x
    x = 281,244,900,059.52/695,813.40
  6. Step 6: Final answer
    x = 404,195.87

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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.