Finding the Fourth Proportional to 303,622.14, 419,035.49 and 176,297.73
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Solution
The fourth proportional to 303,622.14, 419,035.49 and 176,297.73 is: 243,312.31
Step by Step Solution
- Step 1: Write the proportion equation
303,622.14 : 419,035.49 = 176,297.73 : x - Step 2: Convert to fraction form
303,622.14/419,035.49 = 176,297.73/x - Step 3: Cross multiply
303,622.14x = 419,035.49 × 176,297.73 - Step 4: Simplify right side
303,622.14x = 73,875,005,676.44 - Step 5: Solve for x
x = 73,875,005,676.44/303,622.14 - Step 6: Final answer
x = 243,312.31
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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.