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Finding the Fourth Proportional to 325,029.52, 448,624.20 and 197,794.72

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Solution

The fourth proportional to 325,029.52, 448,624.20 and 197,794.72 is: 273,007.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,029.52 : 448,624.20 = 197,794.72 : x
  2. Step 2: Convert to fraction form
    325,029.52/448,624.20 = 197,794.72/x
  3. Step 3: Cross multiply
    325,029.52x = 448,624.20 × 197,794.72
  4. Step 4: Simplify right side
    325,029.52x = 88,735,498,024.22
  5. Step 5: Solve for x
    x = 88,735,498,024.22/325,029.52
  6. Step 6: Final answer
    x = 273,007.50

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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.