Finding the Fourth Proportional to 298,237.92, 411,432.70 and 177,310.60
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Solution
The fourth proportional to 298,237.92, 411,432.70 and 177,310.60 is: 244,607.99
Step by Step Solution
- Step 1: Write the proportion equation
298,237.92 : 411,432.70 = 177,310.60 : x - Step 2: Convert to fraction form
298,237.92/411,432.70 = 177,310.60/x - Step 3: Cross multiply
298,237.92x = 411,432.70 × 177,310.60 - Step 4: Simplify right side
298,237.92x = 72,951,378,896.62 - Step 5: Solve for x
x = 72,951,378,896.62/298,237.92 - Step 6: Final answer
x = 244,607.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.