Finding the Fourth Proportional to 331,884.76, 497,671.62 and 121,375.48
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Solution
The fourth proportional to 331,884.76, 497,671.62 and 121,375.48 is: 182,006.34
Step by Step Solution
- Step 1: Write the proportion equation
331,884.76 : 497,671.62 = 121,375.48 : x - Step 2: Convert to fraction form
331,884.76/497,671.62 = 121,375.48/x - Step 3: Cross multiply
331,884.76x = 497,671.62 × 121,375.48 - Step 4: Simplify right side
331,884.76x = 60,405,131,759.88 - Step 5: Solve for x
x = 60,405,131,759.88/331,884.76 - Step 6: Final answer
x = 182,006.34
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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.