Home / 719,195.97-1,078,513.29-269,671.62

Finding the Fourth Proportional to 719,195.97, 1,078,513.29 and 269,671.62

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Solution

The fourth proportional to 719,195.97, 1,078,513.29 and 269,671.62 is: 404,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,195.97 : 1,078,513.29 = 269,671.62 : x
  2. Step 2: Convert to fraction form
    719,195.97/1,078,513.29 = 269,671.62/x
  3. Step 3: Cross multiply
    719,195.97x = 1,078,513.29 × 269,671.62
  4. Step 4: Simplify right side
    719,195.97x = 290,844,426,105.83
  5. Step 5: Solve for x
    x = 290,844,426,105.83/719,195.97
  6. Step 6: Final answer
    x = 404,402.19

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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.