Home / 682,922.01-942,407.67-376,991.82

Finding the Fourth Proportional to 682,922.01, 942,407.67 and 376,991.82

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Solution

The fourth proportional to 682,922.01, 942,407.67 and 376,991.82 is: 520,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,922.01 : 942,407.67 = 376,991.82 : x
  2. Step 2: Convert to fraction form
    682,922.01/942,407.67 = 376,991.82/x
  3. Step 3: Cross multiply
    682,922.01x = 942,407.67 × 376,991.82
  4. Step 4: Simplify right side
    682,922.01x = 355,279,982,695.26
  5. Step 5: Solve for x
    x = 355,279,982,695.26/682,922.01
  6. Step 6: Final answer
    x = 520,235.07

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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.