Finding the Fourth Proportional to 841,197.26, 1,261,724.81 and 272,566.32
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Solution
The fourth proportional to 841,197.26, 1,261,724.81 and 272,566.32 is: 408,826.45
Step by Step Solution
- Step 1: Write the proportion equation
841,197.26 : 1,261,724.81 = 272,566.32 : x - Step 2: Convert to fraction form
841,197.26/1,261,724.81 = 272,566.32/x - Step 3: Cross multiply
841,197.26x = 1,261,724.81 × 272,566.32 - Step 4: Simplify right side
841,197.26x = 343,903,686,951.57 - Step 5: Solve for x
x = 343,903,686,951.57/841,197.26 - Step 6: Final answer
x = 408,826.45
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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.