Home / 448,083.41-618,583.70-303,652.22

Finding the Fourth Proportional to 448,083.41, 618,583.70 and 303,652.22

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Solution

The fourth proportional to 448,083.41, 618,583.70 and 303,652.22 is: 419,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,083.41 : 618,583.70 = 303,652.22 : x
  2. Step 2: Convert to fraction form
    448,083.41/618,583.70 = 303,652.22/x
  3. Step 3: Cross multiply
    448,083.41x = 618,583.70 × 303,652.22
  4. Step 4: Simplify right side
    448,083.41x = 187,834,313,789.01
  5. Step 5: Solve for x
    x = 187,834,313,789.01/448,083.41
  6. Step 6: Final answer
    x = 419,194.97

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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.