Finding the Fourth Proportional to 796,110.55, 1,193,324.91 and 390,738.79
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Solution
The fourth proportional to 796,110.55, 1,193,324.91 and 390,738.79 is: 585,695.45
Step by Step Solution
- Step 1: Write the proportion equation
796,110.55 : 1,193,324.91 = 390,738.79 : x - Step 2: Convert to fraction form
796,110.55/1,193,324.91 = 390,738.79/x - Step 3: Cross multiply
796,110.55x = 1,193,324.91 × 390,738.79 - Step 4: Simplify right side
796,110.55x = 466,278,324,724.19 - Step 5: Solve for x
x = 466,278,324,724.19/796,110.55 - Step 6: Final answer
x = 585,695.45
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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.