Finding the Fourth Proportional to 756,162.24, 1,043,507.52 and 416,629.68
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Solution
The fourth proportional to 756,162.24, 1,043,507.52 and 416,629.68 is: 574,950.96
Step by Step Solution
- Step 1: Write the proportion equation
756,162.24 : 1,043,507.52 = 416,629.68 : x - Step 2: Convert to fraction form
756,162.24/1,043,507.52 = 416,629.68/x - Step 3: Cross multiply
756,162.24x = 1,043,507.52 × 416,629.68 - Step 4: Simplify right side
756,162.24x = 434,756,204,135.19 - Step 5: Solve for x
x = 434,756,204,135.19/756,162.24 - Step 6: Final answer
x = 574,950.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.