Finding the Fourth Proportional to 933,497.40, 1,397,135.70 and 858,847.80
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Solution
The fourth proportional to 933,497.40, 1,397,135.70 and 858,847.80 is: 1,285,410.03
Step by Step Solution
- Step 1: Write the proportion equation
933,497.40 : 1,397,135.70 = 858,847.80 : x - Step 2: Convert to fraction form
933,497.40/1,397,135.70 = 858,847.80/x - Step 3: Cross multiply
933,497.40x = 1,397,135.70 × 858,847.80 - Step 4: Simplify right side
933,497.40x = 1,199,926,922,246.46 - Step 5: Solve for x
x = 1,199,926,922,246.46/933,497.40 - Step 6: Final answer
x = 1,285,410.03
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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.