Home / 277,103.16-382,442.04-200,874.60

Finding the Fourth Proportional to 277,103.16, 382,442.04 and 200,874.60

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Solution

The fourth proportional to 277,103.16, 382,442.04 and 200,874.60 is: 277,235.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,103.16 : 382,442.04 = 200,874.60 : x
  2. Step 2: Convert to fraction form
    277,103.16/382,442.04 = 200,874.60/x
  3. Step 3: Cross multiply
    277,103.16x = 382,442.04 × 200,874.60
  4. Step 4: Simplify right side
    277,103.16x = 76,822,891,808.18
  5. Step 5: Solve for x
    x = 76,822,891,808.18/277,103.16
  6. Step 6: Final answer
    x = 277,235.71

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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.