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Finding the Fourth Proportional to 327,829.62, 452,472.24 and 206,889.72

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Solution

The fourth proportional to 327,829.62, 452,472.24 and 206,889.72 is: 285,550.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,829.62 : 452,472.24 = 206,889.72 : x
  2. Step 2: Convert to fraction form
    327,829.62/452,472.24 = 206,889.72/x
  3. Step 3: Cross multiply
    327,829.62x = 452,472.24 × 206,889.72
  4. Step 4: Simplify right side
    327,829.62x = 93,611,855,041.37
  5. Step 5: Solve for x
    x = 93,611,855,041.37/327,829.62
  6. Step 6: Final answer
    x = 285,550.33

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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.