Finding the Fourth Proportional to 303,881.63, 419,356.64 and 169,745.63
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Solution
The fourth proportional to 303,881.63, 419,356.64 and 169,745.63 is: 234,248.96
Step by Step Solution
- Step 1: Write the proportion equation
303,881.63 : 419,356.64 = 169,745.63 : x - Step 2: Convert to fraction form
303,881.63/419,356.64 = 169,745.63/x - Step 3: Cross multiply
303,881.63x = 419,356.64 × 169,745.63 - Step 4: Simplify right side
303,881.63x = 71,183,955,379.06 - Step 5: Solve for x
x = 71,183,955,379.06/303,881.63 - Step 6: Final answer
x = 234,248.96
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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.