Finding the Fourth Proportional to 845,802.96, 1,268,580.96 and 246,603.12
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Solution
The fourth proportional to 845,802.96, 1,268,580.96 and 246,603.12 is: 369,868.68
Step by Step Solution
- Step 1: Write the proportion equation
845,802.96 : 1,268,580.96 = 246,603.12 : x - Step 2: Convert to fraction form
845,802.96/1,268,580.96 = 246,603.12/x - Step 3: Cross multiply
845,802.96x = 1,268,580.96 × 246,603.12 - Step 4: Simplify right side
845,802.96x = 312,836,022,708.60 - Step 5: Solve for x
x = 312,836,022,708.60/845,802.96 - Step 6: Final answer
x = 369,868.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.