Finding the Fourth Proportional to 426,738.60, 588,894.84 and 235,739.52
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Solution
The fourth proportional to 426,738.60, 588,894.84 and 235,739.52 is: 325,318.09
Step by Step Solution
- Step 1: Write the proportion equation
426,738.60 : 588,894.84 = 235,739.52 : x - Step 2: Convert to fraction form
426,738.60/588,894.84 = 235,739.52/x - Step 3: Cross multiply
426,738.60x = 588,894.84 × 235,739.52 - Step 4: Simplify right side
426,738.60x = 138,825,786,912.08 - Step 5: Solve for x
x = 138,825,786,912.08/426,738.60 - Step 6: Final answer
x = 325,318.09
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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.