Finding the Fourth Proportional to 311,805.01, 467,497.35 and 251,907.18
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Solution
The fourth proportional to 311,805.01, 467,497.35 and 251,907.18 is: 377,690.98
Step by Step Solution
- Step 1: Write the proportion equation
311,805.01 : 467,497.35 = 251,907.18 : x - Step 2: Convert to fraction form
311,805.01/467,497.35 = 251,907.18/x - Step 3: Cross multiply
311,805.01x = 467,497.35 × 251,907.18 - Step 4: Simplify right side
311,805.01x = 117,765,939,095.97 - Step 5: Solve for x
x = 117,765,939,095.97/311,805.01 - Step 6: Final answer
x = 377,690.98
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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.