Home / 682,815.34-942,285.26-376,891.82

Finding the Fourth Proportional to 682,815.34, 942,285.26 and 376,891.82

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Solution

The fourth proportional to 682,815.34, 942,285.26 and 376,891.82 is: 520,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,815.34 : 942,285.26 = 376,891.82 : x
  2. Step 2: Convert to fraction form
    682,815.34/942,285.26 = 376,891.82/x
  3. Step 3: Cross multiply
    682,815.34x = 942,285.26 × 376,891.82
  4. Step 4: Simplify right side
    682,815.34x = 355,139,606,600.57
  5. Step 5: Solve for x
    x = 355,139,606,600.57/682,815.34
  6. Step 6: Final answer
    x = 520,110.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.