Finding the Fourth Proportional to 331,718.75, 497,578.17 and 110,102.75
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Solution
The fourth proportional to 331,718.75, 497,578.17 and 110,102.75 is: 165,154.14
Step by Step Solution
- Step 1: Write the proportion equation
331,718.75 : 497,578.17 = 110,102.75 : x - Step 2: Convert to fraction form
331,718.75/497,578.17 = 110,102.75/x - Step 3: Cross multiply
331,718.75x = 497,578.17 × 110,102.75 - Step 4: Simplify right side
331,718.75x = 54,784,724,856.97 - Step 5: Solve for x
x = 54,784,724,856.97/331,718.75 - Step 6: Final answer
x = 165,154.14
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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.