Home / 682,003.10-1,023,004.65-615,647.90

Finding the Fourth Proportional to 682,003.10, 1,023,004.65 and 615,647.90

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Solution

The fourth proportional to 682,003.10, 1,023,004.65 and 615,647.90 is: 923,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,003.10 : 1,023,004.65 = 615,647.90 : x
  2. Step 2: Convert to fraction form
    682,003.10/1,023,004.65 = 615,647.90/x
  3. Step 3: Cross multiply
    682,003.10x = 1,023,004.65 × 615,647.90
  4. Step 4: Simplify right side
    682,003.10x = 629,810,664,462.74
  5. Step 5: Solve for x
    x = 629,810,664,462.74/682,003.10
  6. Step 6: Final answer
    x = 923,471.85

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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.