Home / 880,629.67-1,321,110.62-281,429.94

Finding the Fourth Proportional to 880,629.67, 1,321,110.62 and 281,429.94

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Solution

The fourth proportional to 880,629.67, 1,321,110.62 and 281,429.94 is: 422,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,629.67 : 1,321,110.62 = 281,429.94 : x
  2. Step 2: Convert to fraction form
    880,629.67/1,321,110.62 = 281,429.94/x
  3. Step 3: Cross multiply
    880,629.67x = 1,321,110.62 × 281,429.94
  4. Step 4: Simplify right side
    880,629.67x = 371,800,081,112.81
  5. Step 5: Solve for x
    x = 371,800,081,112.81/880,629.67
  6. Step 6: Final answer
    x = 422,198.00

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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.