Home / 848,986.62-1,171,687.38-486,458.58

Finding the Fourth Proportional to 848,986.62, 1,171,687.38 and 486,458.58

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Solution

The fourth proportional to 848,986.62, 1,171,687.38 and 486,458.58 is: 671,362.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,986.62 : 1,171,687.38 = 486,458.58 : x
  2. Step 2: Convert to fraction form
    848,986.62/1,171,687.38 = 486,458.58/x
  3. Step 3: Cross multiply
    848,986.62x = 1,171,687.38 × 486,458.58
  4. Step 4: Simplify right side
    848,986.62x = 569,977,379,078.72
  5. Step 5: Solve for x
    x = 569,977,379,078.72/848,986.62
  6. Step 6: Final answer
    x = 671,362.03

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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.