Home / 733,917.98-1,100,979.04-260,490.80

Finding the Fourth Proportional to 733,917.98, 1,100,979.04 and 260,490.80

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Solution

The fourth proportional to 733,917.98, 1,100,979.04 and 260,490.80 is: 390,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,917.98 : 1,100,979.04 = 260,490.80 : x
  2. Step 2: Convert to fraction form
    733,917.98/1,100,979.04 = 260,490.80/x
  3. Step 3: Cross multiply
    733,917.98x = 1,100,979.04 × 260,490.80
  4. Step 4: Simplify right side
    733,917.98x = 286,794,910,912.83
  5. Step 5: Solve for x
    x = 286,794,910,912.83/733,917.98
  6. Step 6: Final answer
    x = 390,772.43

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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.