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Finding the Fourth Proportional to 336,358.38, 463,797.49 and 274,913.87

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Solution

The fourth proportional to 336,358.38, 463,797.49 and 274,913.87 is: 379,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,358.38 : 463,797.49 = 274,913.87 : x
  2. Step 2: Convert to fraction form
    336,358.38/463,797.49 = 274,913.87/x
  3. Step 3: Cross multiply
    336,358.38x = 463,797.49 × 274,913.87
  4. Step 4: Simplify right side
    336,358.38x = 127,504,364,101.37
  5. Step 5: Solve for x
    x = 127,504,364,101.37/336,358.38
  6. Step 6: Final answer
    x = 379,072.95

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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.