Finding the Fourth Proportional to 282,024.63, 389,193.98 and 154,700.52
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Solution
The fourth proportional to 282,024.63, 389,193.98 and 154,700.52 is: 213,486.71
Step by Step Solution
- Step 1: Write the proportion equation
282,024.63 : 389,193.98 = 154,700.52 : x - Step 2: Convert to fraction form
282,024.63/389,193.98 = 154,700.52/x - Step 3: Cross multiply
282,024.63x = 389,193.98 × 154,700.52 - Step 4: Simplify right side
282,024.63x = 60,208,511,086.87 - Step 5: Solve for x
x = 60,208,511,086.87/282,024.63 - Step 6: Final answer
x = 213,486.71
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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.