Finding the Fourth Proportional to 265,589.75, 366,503.18 and 144,728.44
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Solution
The fourth proportional to 265,589.75, 366,503.18 and 144,728.44 is: 199,719.43
Step by Step Solution
- Step 1: Write the proportion equation
265,589.75 : 366,503.18 = 144,728.44 : x - Step 2: Convert to fraction form
265,589.75/366,503.18 = 144,728.44/x - Step 3: Cross multiply
265,589.75x = 366,503.18 × 144,728.44 - Step 4: Simplify right side
265,589.75x = 53,043,433,496.44 - Step 5: Solve for x
x = 53,043,433,496.44/265,589.75 - Step 6: Final answer
x = 199,719.43
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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.