Finding the Fourth Proportional to 298,512.60, 411,946.74 and 162,544.44
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Solution
The fourth proportional to 298,512.60, 411,946.74 and 162,544.44 is: 224,310.97
Step by Step Solution
- Step 1: Write the proportion equation
298,512.60 : 411,946.74 = 162,544.44 : x - Step 2: Convert to fraction form
298,512.60/411,946.74 = 162,544.44/x - Step 3: Cross multiply
298,512.60x = 411,946.74 × 162,544.44 - Step 4: Simplify right side
298,512.60x = 66,959,652,163.13 - Step 5: Solve for x
x = 66,959,652,163.13/298,512.60 - Step 6: Final answer
x = 224,310.97
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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.