Finding the Fourth Proportional to 264,838.14, 365,476.32 and 143,979.12
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Solution
The fourth proportional to 264,838.14, 365,476.32 and 143,979.12 is: 198,691.02
Step by Step Solution
- Step 1: Write the proportion equation
264,838.14 : 365,476.32 = 143,979.12 : x - Step 2: Convert to fraction form
264,838.14/365,476.32 = 143,979.12/x - Step 3: Cross multiply
264,838.14x = 365,476.32 × 143,979.12 - Step 4: Simplify right side
264,838.14x = 52,620,958,934.44 - Step 5: Solve for x
x = 52,620,958,934.44/264,838.14 - Step 6: Final answer
x = 198,691.02
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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.