Home / 848,760.42-1,273,297.83-280,181.13

Finding the Fourth Proportional to 848,760.42, 1,273,297.83 and 280,181.13

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Solution

The fourth proportional to 848,760.42, 1,273,297.83 and 280,181.13 is: 420,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,760.42 : 1,273,297.83 = 280,181.13 : x
  2. Step 2: Convert to fraction form
    848,760.42/1,273,297.83 = 280,181.13/x
  3. Step 3: Cross multiply
    848,760.42x = 1,273,297.83 × 280,181.13
  4. Step 4: Simplify right side
    848,760.42x = 356,754,019,010.40
  5. Step 5: Solve for x
    x = 356,754,019,010.40/848,760.42
  6. Step 6: Final answer
    x = 420,323.58

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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.