Finding the Fourth Proportional to 322,730.44, 445,365.54 and 177,533.09
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Solution
The fourth proportional to 322,730.44, 445,365.54 and 177,533.09 is: 244,994.31
Step by Step Solution
- Step 1: Write the proportion equation
322,730.44 : 445,365.54 = 177,533.09 : x - Step 2: Convert to fraction form
322,730.44/445,365.54 = 177,533.09/x - Step 3: Cross multiply
322,730.44x = 445,365.54 × 177,533.09 - Step 4: Simplify right side
322,730.44x = 79,067,120,495.72 - Step 5: Solve for x
x = 79,067,120,495.72/322,730.44 - Step 6: Final answer
x = 244,994.31
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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.