Home / 919,940.43-1,379,813.52-246,089.73

Finding the Fourth Proportional to 919,940.43, 1,379,813.52 and 246,089.73

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Solution

The fourth proportional to 919,940.43, 1,379,813.52 and 246,089.73 is: 369,108.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,940.43 : 1,379,813.52 = 246,089.73 : x
  2. Step 2: Convert to fraction form
    919,940.43/1,379,813.52 = 246,089.73/x
  3. Step 3: Cross multiply
    919,940.43x = 1,379,813.52 × 246,089.73
  4. Step 4: Simplify right side
    919,940.43x = 339,557,936,587.15
  5. Step 5: Solve for x
    x = 339,557,936,587.15/919,940.43
  6. Step 6: Final answer
    x = 369,108.61

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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.