Finding the Fourth Proportional to 926,268.96, 1,390,067.64 and 394,163.76
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Solution
The fourth proportional to 926,268.96, 1,390,067.64 and 394,163.76 is: 591,528.28
Step by Step Solution
- Step 1: Write the proportion equation
926,268.96 : 1,390,067.64 = 394,163.76 : x - Step 2: Convert to fraction form
926,268.96/1,390,067.64 = 394,163.76/x - Step 3: Cross multiply
926,268.96x = 1,390,067.64 × 394,163.76 - Step 4: Simplify right side
926,268.96x = 547,914,287,636.73 - Step 5: Solve for x
x = 547,914,287,636.73/926,268.96 - Step 6: Final answer
x = 591,528.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.