Home / 673,579.78-1,009,494.84-273,755.26

Finding the Fourth Proportional to 673,579.78, 1,009,494.84 and 273,755.26

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Solution

The fourth proportional to 673,579.78, 1,009,494.84 and 273,755.26 is: 410,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,579.78 : 1,009,494.84 = 273,755.26 : x
  2. Step 2: Convert to fraction form
    673,579.78/1,009,494.84 = 273,755.26/x
  3. Step 3: Cross multiply
    673,579.78x = 1,009,494.84 × 273,755.26
  4. Step 4: Simplify right side
    673,579.78x = 276,354,522,392.86
  5. Step 5: Solve for x
    x = 276,354,522,392.86/673,579.78
  6. Step 6: Final answer
    x = 410,277.34

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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.