Finding the Fourth Proportional to 932,687.81, 1,396,135.64 and 505,161.77
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Solution
The fourth proportional to 932,687.81, 1,396,135.64 and 505,161.77 is: 756,174.09
Step by Step Solution
- Step 1: Write the proportion equation
932,687.81 : 1,396,135.64 = 505,161.77 : x - Step 2: Convert to fraction form
932,687.81/1,396,135.64 = 505,161.77/x - Step 3: Cross multiply
932,687.81x = 1,396,135.64 × 505,161.77 - Step 4: Simplify right side
932,687.81x = 705,274,352,027.01 - Step 5: Solve for x
x = 705,274,352,027.01/932,687.81 - Step 6: Final answer
x = 756,174.09
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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.