Home / 938,268.75-1,407,390.33-228,297.48

Finding the Fourth Proportional to 938,268.75, 1,407,390.33 and 228,297.48

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Solution

The fourth proportional to 938,268.75, 1,407,390.33 and 228,297.48 is: 342,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,268.75 : 1,407,390.33 = 228,297.48 : x
  2. Step 2: Convert to fraction form
    938,268.75/1,407,390.33 = 228,297.48/x
  3. Step 3: Cross multiply
    938,268.75x = 1,407,390.33 × 228,297.48
  4. Step 4: Simplify right side
    938,268.75x = 321,303,665,715.37
  5. Step 5: Solve for x
    x = 321,303,665,715.37/938,268.75
  6. Step 6: Final answer
    x = 342,443.11

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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.