Finding the Fourth Proportional to 265,329.92, 397,993.98 and 107,557.94
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Solution
The fourth proportional to 265,329.92, 397,993.98 and 107,557.94 is: 161,336.55
Step by Step Solution
- Step 1: Write the proportion equation
265,329.92 : 397,993.98 = 107,557.94 : x - Step 2: Convert to fraction form
265,329.92/397,993.98 = 107,557.94/x - Step 3: Cross multiply
265,329.92x = 397,993.98 × 107,557.94 - Step 4: Simplify right side
265,329.92x = 42,807,412,621.20 - Step 5: Solve for x
x = 42,807,412,621.20/265,329.92 - Step 6: Final answer
x = 161,336.55
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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.