Finding the Fourth Proportional to 681,845.94, 940,557.18 and 426,754.26
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Solution
The fourth proportional to 681,845.94, 940,557.18 and 426,754.26 is: 588,676.65
Step by Step Solution
- Step 1: Write the proportion equation
681,845.94 : 940,557.18 = 426,754.26 : x - Step 2: Convert to fraction form
681,845.94/940,557.18 = 426,754.26/x - Step 3: Cross multiply
681,845.94x = 940,557.18 × 426,754.26 - Step 4: Simplify right side
681,845.94x = 401,386,783,338.59 - Step 5: Solve for x
x = 401,386,783,338.59/681,845.94 - Step 6: Final answer
x = 588,676.65
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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.