Home / 445,738.41-614,969.42-254,616.48

Finding the Fourth Proportional to 445,738.41, 614,969.42 and 254,616.48

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Solution

The fourth proportional to 445,738.41, 614,969.42 and 254,616.48 is: 351,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,738.41 : 614,969.42 = 254,616.48 : x
  2. Step 2: Convert to fraction form
    445,738.41/614,969.42 = 254,616.48/x
  3. Step 3: Cross multiply
    445,738.41x = 614,969.42 × 254,616.48
  4. Step 4: Simplify right side
    445,738.41x = 156,581,347,754.96
  5. Step 5: Solve for x
    x = 156,581,347,754.96/445,738.41
  6. Step 6: Final answer
    x = 351,285.29

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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.