Home / 232,406.28-320,790.78-200,913.48

Finding the Fourth Proportional to 232,406.28, 320,790.78 and 200,913.48

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Solution

The fourth proportional to 232,406.28, 320,790.78 and 200,913.48 is: 277,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,406.28 : 320,790.78 = 200,913.48 : x
  2. Step 2: Convert to fraction form
    232,406.28/320,790.78 = 200,913.48/x
  3. Step 3: Cross multiply
    232,406.28x = 320,790.78 × 200,913.48
  4. Step 4: Simplify right side
    232,406.28x = 64,451,191,961.71
  5. Step 5: Solve for x
    x = 64,451,191,961.71/232,406.28
  6. Step 6: Final answer
    x = 277,321.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.