Home / 848,136.54-1,270,377.90-398,183.16

Finding the Fourth Proportional to 848,136.54, 1,270,377.90 and 398,183.16

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Solution

The fourth proportional to 848,136.54, 1,270,377.90 and 398,183.16 is: 596,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,136.54 : 1,270,377.90 = 398,183.16 : x
  2. Step 2: Convert to fraction form
    848,136.54/1,270,377.90 = 398,183.16/x
  3. Step 3: Cross multiply
    848,136.54x = 1,270,377.90 × 398,183.16
  4. Step 4: Simplify right side
    848,136.54x = 505,843,086,616.16
  5. Step 5: Solve for x
    x = 505,843,086,616.16/848,136.54
  6. Step 6: Final answer
    x = 596,417.04

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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.