Finding the Fourth Proportional to 911,193.96, 1,366,554.42 and 271,347.96
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Solution
The fourth proportional to 911,193.96, 1,366,554.42 and 271,347.96 is: 406,951.51
Step by Step Solution
- Step 1: Write the proportion equation
911,193.96 : 1,366,554.42 = 271,347.96 : x - Step 2: Convert to fraction form
911,193.96/1,366,554.42 = 271,347.96/x - Step 3: Cross multiply
911,193.96x = 1,366,554.42 × 271,347.96 - Step 4: Simplify right side
911,193.96x = 370,811,754,095.98 - Step 5: Solve for x
x = 370,811,754,095.98/911,193.96 - Step 6: Final answer
x = 406,951.51
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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.