Home / 682,422.62-1,023,638.09-303,254.24

Finding the Fourth Proportional to 682,422.62, 1,023,638.09 and 303,254.24

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Solution

The fourth proportional to 682,422.62, 1,023,638.09 and 303,254.24 is: 454,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,422.62 : 1,023,638.09 = 303,254.24 : x
  2. Step 2: Convert to fraction form
    682,422.62/1,023,638.09 = 303,254.24/x
  3. Step 3: Cross multiply
    682,422.62x = 1,023,638.09 × 303,254.24
  4. Step 4: Simplify right side
    682,422.62x = 310,422,584,383.54
  5. Step 5: Solve for x
    x = 310,422,584,383.54/682,422.62
  6. Step 6: Final answer
    x = 454,883.20

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Double scale
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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.