Finding the Fourth Proportional to 995,181.36, 1,373,350.32 and 542,472.36
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Solution
The fourth proportional to 995,181.36, 1,373,350.32 and 542,472.36 is: 748,611.88
Step by Step Solution
- Step 1: Write the proportion equation
995,181.36 : 1,373,350.32 = 542,472.36 : x - Step 2: Convert to fraction form
995,181.36/1,373,350.32 = 542,472.36/x - Step 3: Cross multiply
995,181.36x = 1,373,350.32 × 542,472.36 - Step 4: Simplify right side
995,181.36x = 745,004,589,197.16 - Step 5: Solve for x
x = 745,004,589,197.16/995,181.36 - Step 6: Final answer
x = 748,611.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.