Home / 694,433.20-1,041,995.40-273,722.80

Finding the Fourth Proportional to 694,433.20, 1,041,995.40 and 273,722.80

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Solution

The fourth proportional to 694,433.20, 1,041,995.40 and 273,722.80 is: 410,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,433.20 : 1,041,995.40 = 273,722.80 : x
  2. Step 2: Convert to fraction form
    694,433.20/1,041,995.40 = 273,722.80/x
  3. Step 3: Cross multiply
    694,433.20x = 1,041,995.40 × 273,722.80
  4. Step 4: Simplify right side
    694,433.20x = 285,217,898,475.12
  5. Step 5: Solve for x
    x = 285,217,898,475.12/694,433.20
  6. Step 6: Final answer
    x = 410,720.42

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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.