Home / 682,369.47-1,023,558.30-303,201.07

Finding the Fourth Proportional to 682,369.47, 1,023,558.30 and 303,201.07

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Solution

The fourth proportional to 682,369.47, 1,023,558.30 and 303,201.07 is: 454,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,369.47 : 1,023,558.30 = 303,201.07 : x
  2. Step 2: Convert to fraction form
    682,369.47/1,023,558.30 = 303,201.07/x
  3. Step 3: Cross multiply
    682,369.47x = 1,023,558.30 × 303,201.07
  4. Step 4: Simplify right side
    682,369.47x = 310,343,969,208.49
  5. Step 5: Solve for x
    x = 310,343,969,208.49/682,369.47
  6. Step 6: Final answer
    x = 454,803.42

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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.