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Finding the Fourth Proportional to 322,304.94, 483,250.05 and 211,367.34

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Solution

The fourth proportional to 322,304.94, 483,250.05 and 211,367.34 is: 316,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,304.94 : 483,250.05 = 211,367.34 : x
  2. Step 2: Convert to fraction form
    322,304.94/483,250.05 = 211,367.34/x
  3. Step 3: Cross multiply
    322,304.94x = 483,250.05 × 211,367.34
  4. Step 4: Simplify right side
    322,304.94x = 102,143,277,623.37
  5. Step 5: Solve for x
    x = 102,143,277,623.37/322,304.94
  6. Step 6: Final answer
    x = 316,915.02

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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.