Home / 336,660.39-504,989.94-196,320.60

Finding the Fourth Proportional to 336,660.39, 504,989.94 and 196,320.60

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Solution

The fourth proportional to 336,660.39, 504,989.94 and 196,320.60 is: 294,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,660.39 : 504,989.94 = 196,320.60 : x
  2. Step 2: Convert to fraction form
    336,660.39/504,989.94 = 196,320.60/x
  3. Step 3: Cross multiply
    336,660.39x = 504,989.94 × 196,320.60
  4. Step 4: Simplify right side
    336,660.39x = 99,139,928,014.76
  5. Step 5: Solve for x
    x = 99,139,928,014.76/336,660.39
  6. Step 6: Final answer
    x = 294,480.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.