Finding the Fourth Proportional to 891,099.92, 1,336,116.09 and 283,625.84
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Solution
The fourth proportional to 891,099.92, 1,336,116.09 and 283,625.84 is: 425,268.86
Step by Step Solution
- Step 1: Write the proportion equation
891,099.92 : 1,336,116.09 = 283,625.84 : x - Step 2: Convert to fraction form
891,099.92/1,336,116.09 = 283,625.84/x - Step 3: Cross multiply
891,099.92x = 1,336,116.09 × 283,625.84 - Step 4: Simplify right side
891,099.92x = 378,957,041,683.19 - Step 5: Solve for x
x = 378,957,041,683.19/891,099.92 - Step 6: Final answer
x = 425,268.86
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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.