Home / 850,843.87-1,174,149.33-463,662.65

Finding the Fourth Proportional to 850,843.87, 1,174,149.33 and 463,662.65

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Solution

The fourth proportional to 850,843.87, 1,174,149.33 and 463,662.65 is: 639,846.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,843.87 : 1,174,149.33 = 463,662.65 : x
  2. Step 2: Convert to fraction form
    850,843.87/1,174,149.33 = 463,662.65/x
  3. Step 3: Cross multiply
    850,843.87x = 1,174,149.33 × 463,662.65
  4. Step 4: Simplify right side
    850,843.87x = 544,409,189,843.53
  5. Step 5: Solve for x
    x = 544,409,189,843.53/850,843.87
  6. Step 6: Final answer
    x = 639,846.17

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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.