Finding the Fourth Proportional to 271,352.67, 374,479.19 and 150,486.75
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Solution
The fourth proportional to 271,352.67, 374,479.19 and 150,486.75 is: 207,678.65
Step by Step Solution
- Step 1: Write the proportion equation
271,352.67 : 374,479.19 = 150,486.75 : x - Step 2: Convert to fraction form
271,352.67/374,479.19 = 150,486.75/x - Step 3: Cross multiply
271,352.67x = 374,479.19 × 150,486.75 - Step 4: Simplify right side
271,352.67x = 56,354,156,897.60 - Step 5: Solve for x
x = 56,354,156,897.60/271,352.67 - Step 6: Final answer
x = 207,678.65
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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.