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Finding the Fourth Proportional to 325,028.52, 448,622.82 and 197,793.72

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Solution

The fourth proportional to 325,028.52, 448,622.82 and 197,793.72 is: 273,006.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,028.52 : 448,622.82 = 197,793.72 : x
  2. Step 2: Convert to fraction form
    325,028.52/448,622.82 = 197,793.72/x
  3. Step 3: Cross multiply
    325,028.52x = 448,622.82 × 197,793.72
  4. Step 4: Simplify right side
    325,028.52x = 88,734,776,444.69
  5. Step 5: Solve for x
    x = 88,734,776,444.69/325,028.52
  6. Step 6: Final answer
    x = 273,006.12

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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.