Home / 338,630.36-467,244.02-200,783.75

Finding the Fourth Proportional to 338,630.36, 467,244.02 and 200,783.75

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Solution

The fourth proportional to 338,630.36, 467,244.02 and 200,783.75 is: 277,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,630.36 : 467,244.02 = 200,783.75 : x
  2. Step 2: Convert to fraction form
    338,630.36/467,244.02 = 200,783.75/x
  3. Step 3: Cross multiply
    338,630.36x = 467,244.02 × 200,783.75
  4. Step 4: Simplify right side
    338,630.36x = 93,815,006,664.87
  5. Step 5: Solve for x
    x = 93,815,006,664.87/338,630.36
  6. Step 6: Final answer
    x = 277,042.51

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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.