Home / 673,629.39-1,009,568.88-273,804.48

Finding the Fourth Proportional to 673,629.39, 1,009,568.88 and 273,804.48

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Solution

The fourth proportional to 673,629.39, 1,009,568.88 and 273,804.48 is: 410,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,629.39 : 1,009,568.88 = 273,804.48 : x
  2. Step 2: Convert to fraction form
    673,629.39/1,009,568.88 = 273,804.48/x
  3. Step 3: Cross multiply
    673,629.39x = 1,009,568.88 × 273,804.48
  4. Step 4: Simplify right side
    673,629.39x = 276,424,482,212.58
  5. Step 5: Solve for x
    x = 276,424,482,212.58/673,629.39
  6. Step 6: Final answer
    x = 410,350.98

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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.