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Finding the Fourth Proportional to 330,794.66, 496,195.83 and 314,660.75

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Solution

The fourth proportional to 330,794.66, 496,195.83 and 314,660.75 is: 471,994.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,794.66 : 496,195.83 = 314,660.75 : x
  2. Step 2: Convert to fraction form
    330,794.66/496,195.83 = 314,660.75/x
  3. Step 3: Cross multiply
    330,794.66x = 496,195.83 × 314,660.75
  4. Step 4: Simplify right side
    330,794.66x = 156,133,350,441.37
  5. Step 5: Solve for x
    x = 156,133,350,441.37/330,794.66
  6. Step 6: Final answer
    x = 471,994.77

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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.