Finding the Fourth Proportional to 675,755.07, 932,357.63 and 396,350.79
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Solution
The fourth proportional to 675,755.07, 932,357.63 and 396,350.79 is: 546,855.95
Step by Step Solution
- Step 1: Write the proportion equation
675,755.07 : 932,357.63 = 396,350.79 : x - Step 2: Convert to fraction form
675,755.07/932,357.63 = 396,350.79/x - Step 3: Cross multiply
675,755.07x = 932,357.63 × 396,350.79 - Step 4: Simplify right side
675,755.07x = 369,540,681,231.27 - Step 5: Solve for x
x = 369,540,681,231.27/675,755.07 - Step 6: Final answer
x = 546,855.95
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1.5x scale
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.