Home / 789,270.93-1,183,975.65-220,658.22

Finding the Fourth Proportional to 789,270.93, 1,183,975.65 and 220,658.22

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Solution

The fourth proportional to 789,270.93, 1,183,975.65 and 220,658.22 is: 331,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,270.93 : 1,183,975.65 = 220,658.22 : x
  2. Step 2: Convert to fraction form
    789,270.93/1,183,975.65 = 220,658.22/x
  3. Step 3: Cross multiply
    789,270.93x = 1,183,975.65 × 220,658.22
  4. Step 4: Simplify right side
    789,270.93x = 261,253,959,452.34
  5. Step 5: Solve for x
    x = 261,253,959,452.34/789,270.93
  6. Step 6: Final answer
    x = 331,006.69

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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.