Finding the Fourth Proportional to 784,163.57, 1,176,398.51 and 251,643.65
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Solution
The fourth proportional to 784,163.57, 1,176,398.51 and 251,643.65 is: 377,514.62
Step by Step Solution
- Step 1: Write the proportion equation
784,163.57 : 1,176,398.51 = 251,643.65 : x - Step 2: Convert to fraction form
784,163.57/1,176,398.51 = 251,643.65/x - Step 3: Cross multiply
784,163.57x = 1,176,398.51 × 251,643.65 - Step 4: Simplify right side
784,163.57x = 296,033,207,770.75 - Step 5: Solve for x
x = 296,033,207,770.75/784,163.57 - Step 6: Final answer
x = 377,514.62
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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.