Finding the Fourth Proportional to 331,351.10, 497,043.05 and 94,728.62
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Solution
The fourth proportional to 331,351.10, 497,043.05 and 94,728.62 is: 142,097.62
Step by Step Solution
- Step 1: Write the proportion equation
331,351.10 : 497,043.05 = 94,728.62 : x - Step 2: Convert to fraction form
331,351.10/497,043.05 = 94,728.62/x - Step 3: Cross multiply
331,351.10x = 497,043.05 × 94,728.62 - Step 4: Simplify right side
331,351.10x = 47,084,202,207.09 - Step 5: Solve for x
x = 47,084,202,207.09/331,351.10 - Step 6: Final answer
x = 142,097.62
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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.