Finding the Fourth Proportional to 201,874.77, 302,812.61 and 189,543.73
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Solution
The fourth proportional to 201,874.77, 302,812.61 and 189,543.73 is: 284,316.02
Step by Step Solution
- Step 1: Write the proportion equation
201,874.77 : 302,812.61 = 189,543.73 : x - Step 2: Convert to fraction form
201,874.77/302,812.61 = 189,543.73/x - Step 3: Cross multiply
201,874.77x = 302,812.61 × 189,543.73 - Step 4: Simplify right side
201,874.77x = 57,396,231,590.44 - Step 5: Solve for x
x = 57,396,231,590.44/201,874.77 - Step 6: Final answer
x = 284,316.02
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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.