Finding the Fourth Proportional to 933,218.22, 1,287,153.57 and 703,785.18
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Solution
The fourth proportional to 933,218.22, 1,287,153.57 and 703,785.18 is: 970,705.02
Step by Step Solution
- Step 1: Write the proportion equation
933,218.22 : 1,287,153.57 = 703,785.18 : x - Step 2: Convert to fraction form
933,218.22/1,287,153.57 = 703,785.18/x - Step 3: Cross multiply
933,218.22x = 1,287,153.57 × 703,785.18 - Step 4: Simplify right side
933,218.22x = 905,879,606,950.09 - Step 5: Solve for x
x = 905,879,606,950.09/933,218.22 - Step 6: Final answer
x = 970,705.02
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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.