Finding the Fourth Proportional to 328,233.96, 490,951.26 and 201,562.92
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Solution
The fourth proportional to 328,233.96, 490,951.26 and 201,562.92 is: 301,484.86
Step by Step Solution
- Step 1: Write the proportion equation
328,233.96 : 490,951.26 = 201,562.92 : x - Step 2: Convert to fraction form
328,233.96/490,951.26 = 201,562.92/x - Step 3: Cross multiply
328,233.96x = 490,951.26 × 201,562.92 - Step 4: Simplify right side
328,233.96x = 98,957,569,543.28 - Step 5: Solve for x
x = 98,957,569,543.28/328,233.96 - Step 6: Final answer
x = 301,484.86
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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.