Finding the Fourth Proportional to 495,891.92, 743,846.09 and 215,409.17
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Solution
The fourth proportional to 495,891.92, 743,846.09 and 215,409.17 is: 323,117.32
Step by Step Solution
- Step 1: Write the proportion equation
495,891.92 : 743,846.09 = 215,409.17 : x - Step 2: Convert to fraction form
495,891.92/743,846.09 = 215,409.17/x - Step 3: Cross multiply
495,891.92x = 743,846.09 × 215,409.17 - Step 4: Simplify right side
495,891.92x = 160,231,269,637.22 - Step 5: Solve for x
x = 160,231,269,637.22/495,891.92 - Step 6: Final answer
x = 323,117.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.