Home / 673,676.85-1,009,637.78-273,850.59

Finding the Fourth Proportional to 673,676.85, 1,009,637.78 and 273,850.59

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Solution

The fourth proportional to 673,676.85, 1,009,637.78 and 273,850.59 is: 410,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,676.85 : 1,009,637.78 = 273,850.59 : x
  2. Step 2: Convert to fraction form
    673,676.85/1,009,637.78 = 273,850.59/x
  3. Step 3: Cross multiply
    673,676.85x = 1,009,637.78 × 273,850.59
  4. Step 4: Simplify right side
    673,676.85x = 276,489,900,370.04
  5. Step 5: Solve for x
    x = 276,489,900,370.04/673,676.85
  6. Step 6: Final answer
    x = 410,419.18

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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.