Home / 673,569.78-1,009,479.84-273,745.26

Finding the Fourth Proportional to 673,569.78, 1,009,479.84 and 273,745.26

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Solution

The fourth proportional to 673,569.78, 1,009,479.84 and 273,745.26 is: 410,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,569.78 : 1,009,479.84 = 273,745.26 : x
  2. Step 2: Convert to fraction form
    673,569.78/1,009,479.84 = 273,745.26/x
  3. Step 3: Cross multiply
    673,569.78x = 1,009,479.84 × 273,745.26
  4. Step 4: Simplify right side
    673,569.78x = 276,340,321,265.56
  5. Step 5: Solve for x
    x = 276,340,321,265.56/673,569.78
  6. Step 6: Final answer
    x = 410,262.35

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1.5x scale

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.