Home / 894,320.44-1,234,136.46-491,912.44

Finding the Fourth Proportional to 894,320.44, 1,234,136.46 and 491,912.44

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Solution

The fourth proportional to 894,320.44, 1,234,136.46 and 491,912.44 is: 678,825.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,320.44 : 1,234,136.46 = 491,912.44 : x
  2. Step 2: Convert to fraction form
    894,320.44/1,234,136.46 = 491,912.44/x
  3. Step 3: Cross multiply
    894,320.44x = 1,234,136.46 × 491,912.44
  4. Step 4: Simplify right side
    894,320.44x = 607,087,077,331.56
  5. Step 5: Solve for x
    x = 607,087,077,331.56/894,320.44
  6. Step 6: Final answer
    x = 678,825.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.