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Finding the Fourth Proportional to 299,550.84, 449,326.26 and 205,772.28

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Solution

The fourth proportional to 299,550.84, 449,326.26 and 205,772.28 is: 308,658.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,550.84 : 449,326.26 = 205,772.28 : x
  2. Step 2: Convert to fraction form
    299,550.84/449,326.26 = 205,772.28/x
  3. Step 3: Cross multiply
    299,550.84x = 449,326.26 × 205,772.28
  4. Step 4: Simplify right side
    299,550.84x = 92,458,888,984.07
  5. Step 5: Solve for x
    x = 92,458,888,984.07/299,550.84
  6. Step 6: Final answer
    x = 308,658.42

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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.