Finding the Fourth Proportional to 331,086.96, 495,672.92 and 296,901.68
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Solution
The fourth proportional to 331,086.96, 495,672.92 and 296,901.68 is: 444,493.87
Step by Step Solution
- Step 1: Write the proportion equation
331,086.96 : 495,672.92 = 296,901.68 : x - Step 2: Convert to fraction form
331,086.96/495,672.92 = 296,901.68/x - Step 3: Cross multiply
331,086.96x = 495,672.92 × 296,901.68 - Step 4: Simplify right side
331,086.96x = 147,166,122,678.51 - Step 5: Solve for x
x = 147,166,122,678.51/331,086.96 - Step 6: Final answer
x = 444,493.87
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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.