Finding the Fourth Proportional to 269,552.19, 403,486.90 and 198,554.88
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Solution
The fourth proportional to 269,552.19, 403,486.90 and 198,554.88 is: 297,212.55
Step by Step Solution
- Step 1: Write the proportion equation
269,552.19 : 403,486.90 = 198,554.88 : x - Step 2: Convert to fraction form
269,552.19/403,486.90 = 198,554.88/x - Step 3: Cross multiply
269,552.19x = 403,486.90 × 198,554.88 - Step 4: Simplify right side
269,552.19x = 80,114,295,144.63 - Step 5: Solve for x
x = 80,114,295,144.63/269,552.19 - Step 6: Final answer
x = 297,212.55
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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.