Finding the Fourth Proportional to 322,796.80, 445,425.12 and 179,533.84
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Solution
The fourth proportional to 322,796.80, 445,425.12 and 179,533.84 is: 247,737.53
Step by Step Solution
- Step 1: Write the proportion equation
322,796.80 : 445,425.12 = 179,533.84 : x - Step 2: Convert to fraction form
322,796.80/445,425.12 = 179,533.84/x - Step 3: Cross multiply
322,796.80x = 445,425.12 × 179,533.84 - Step 4: Simplify right side
322,796.80x = 79,968,882,226.06 - Step 5: Solve for x
x = 79,968,882,226.06/322,796.80 - Step 6: Final answer
x = 247,737.53
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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.