Finding the Fourth Proportional to 341,363.78, 511,887.18 and 199,250.09
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Solution
The fourth proportional to 341,363.78, 511,887.18 and 199,250.09 is: 298,782.63
Step by Step Solution
- Step 1: Write the proportion equation
341,363.78 : 511,887.18 = 199,250.09 : x - Step 2: Convert to fraction form
341,363.78/511,887.18 = 199,250.09/x - Step 3: Cross multiply
341,363.78x = 511,887.18 × 199,250.09 - Step 4: Simplify right side
341,363.78x = 101,993,566,684.85 - Step 5: Solve for x
x = 101,993,566,684.85/341,363.78 - Step 6: Final answer
x = 298,782.63
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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.