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Finding the Fourth Proportional to 327,635.58, 451,963.71 and 225,483.69

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Solution

The fourth proportional to 327,635.58, 451,963.71 and 225,483.69 is: 311,048.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,635.58 : 451,963.71 = 225,483.69 : x
  2. Step 2: Convert to fraction form
    327,635.58/451,963.71 = 225,483.69/x
  3. Step 3: Cross multiply
    327,635.58x = 451,963.71 × 225,483.69
  4. Step 4: Simplify right side
    327,635.58x = 101,910,445,076.89
  5. Step 5: Solve for x
    x = 101,910,445,076.89/327,635.58
  6. Step 6: Final answer
    x = 311,048.16

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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.