Finding the Fourth Proportional to 331,353.10, 497,046.05 and 94,730.62
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Solution
The fourth proportional to 331,353.10, 497,046.05 and 94,730.62 is: 142,100.62
Step by Step Solution
- Step 1: Write the proportion equation
331,353.10 : 497,046.05 = 94,730.62 : x - Step 2: Convert to fraction form
331,353.10/497,046.05 = 94,730.62/x - Step 3: Cross multiply
331,353.10x = 497,046.05 × 94,730.62 - Step 4: Simplify right side
331,353.10x = 47,085,480,485.05 - Step 5: Solve for x
x = 47,085,480,485.05/331,353.10 - Step 6: Final answer
x = 142,100.62
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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.