Home / 919,494.45-1,379,362.14-303,793.83

Finding the Fourth Proportional to 919,494.45, 1,379,362.14 and 303,793.83

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Solution

The fourth proportional to 919,494.45, 1,379,362.14 and 303,793.83 is: 455,730.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,494.45 : 1,379,362.14 = 303,793.83 : x
  2. Step 2: Convert to fraction form
    919,494.45/1,379,362.14 = 303,793.83/x
  3. Step 3: Cross multiply
    919,494.45x = 1,379,362.14 × 303,793.83
  4. Step 4: Simplify right side
    919,494.45x = 419,041,707,467.60
  5. Step 5: Solve for x
    x = 419,041,707,467.60/919,494.45
  6. Step 6: Final answer
    x = 455,730.55

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1.5x scale

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.