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Finding the Fourth Proportional to 299,551.77, 449,622.90 and 181,453.77

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Solution

The fourth proportional to 299,551.77, 449,622.90 and 181,453.77 is: 272,359.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,551.77 : 449,622.90 = 181,453.77 : x
  2. Step 2: Convert to fraction form
    299,551.77/449,622.90 = 181,453.77/x
  3. Step 3: Cross multiply
    299,551.77x = 449,622.90 × 181,453.77
  4. Step 4: Simplify right side
    299,551.77x = 81,585,770,283.33
  5. Step 5: Solve for x
    x = 81,585,770,283.33/299,551.77
  6. Step 6: Final answer
    x = 272,359.50

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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.