Home / 682,712.80-1,024,058.62-303,533.96

Finding the Fourth Proportional to 682,712.80, 1,024,058.62 and 303,533.96

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Solution

The fourth proportional to 682,712.80, 1,024,058.62 and 303,533.96 is: 455,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,712.80 : 1,024,058.62 = 303,533.96 : x
  2. Step 2: Convert to fraction form
    682,712.80/1,024,058.62 = 303,533.96/x
  3. Step 3: Cross multiply
    682,712.80x = 1,024,058.62 × 303,533.96
  4. Step 4: Simplify right side
    682,712.80x = 310,836,568,200.74
  5. Step 5: Solve for x
    x = 310,836,568,200.74/682,712.80
  6. Step 6: Final answer
    x = 455,296.24

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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.