Home / 801,954.78-1,202,178.68-269,102.12

Finding the Fourth Proportional to 801,954.78, 1,202,178.68 and 269,102.12

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Solution

The fourth proportional to 801,954.78, 1,202,178.68 and 269,102.12 is: 403,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,954.78 : 1,202,178.68 = 269,102.12 : x
  2. Step 2: Convert to fraction form
    801,954.78/1,202,178.68 = 269,102.12/x
  3. Step 3: Cross multiply
    801,954.78x = 1,202,178.68 × 269,102.12
  4. Step 4: Simplify right side
    801,954.78x = 323,508,831,406.80
  5. Step 5: Solve for x
    x = 323,508,831,406.80/801,954.78
  6. Step 6: Final answer
    x = 403,400.34

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1.5x scale

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.