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Finding the Fourth Proportional to 332,198.40, 458,373.42 and 196,254.48

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Solution

The fourth proportional to 332,198.40, 458,373.42 and 196,254.48 is: 270,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,198.40 : 458,373.42 = 196,254.48 : x
  2. Step 2: Convert to fraction form
    332,198.40/458,373.42 = 196,254.48/x
  3. Step 3: Cross multiply
    332,198.40x = 458,373.42 × 196,254.48
  4. Step 4: Simplify right side
    332,198.40x = 89,957,837,187.92
  5. Step 5: Solve for x
    x = 89,957,837,187.92/332,198.40
  6. Step 6: Final answer
    x = 270,795.52

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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.