Finding the Fourth Proportional to 727,160.18, 1,090,790.10 and 247,192.67
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Solution
The fourth proportional to 727,160.18, 1,090,790.10 and 247,192.67 is: 370,805.94
Step by Step Solution
- Step 1: Write the proportion equation
727,160.18 : 1,090,790.10 = 247,192.67 : x - Step 2: Convert to fraction form
727,160.18/1,090,790.10 = 247,192.67/x - Step 3: Cross multiply
727,160.18x = 1,090,790.10 × 247,192.67 - Step 4: Simplify right side
727,160.18x = 269,635,317,228.57 - Step 5: Solve for x
x = 269,635,317,228.57/727,160.18 - Step 6: Final answer
x = 370,805.94
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1.5x scale
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.