Home / 942,989.11-1,414,535.94-269,018.60

Finding the Fourth Proportional to 942,989.11, 1,414,535.94 and 269,018.60

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Solution

The fourth proportional to 942,989.11, 1,414,535.94 and 269,018.60 is: 403,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,989.11 : 1,414,535.94 = 269,018.60 : x
  2. Step 2: Convert to fraction form
    942,989.11/1,414,535.94 = 269,018.60/x
  3. Step 3: Cross multiply
    942,989.11x = 1,414,535.94 × 269,018.60
  4. Step 4: Simplify right side
    942,989.11x = 380,536,471,155.80
  5. Step 5: Solve for x
    x = 380,536,471,155.80/942,989.11
  6. Step 6: Final answer
    x = 403,542.81

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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.