Finding the Fourth Proportional to 416,624.37, 624,968.96 and 136,169.97
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Solution
The fourth proportional to 416,624.37, 624,968.96 and 136,169.97 is: 204,265.55
Step by Step Solution
- Step 1: Write the proportion equation
416,624.37 : 624,968.96 = 136,169.97 : x - Step 2: Convert to fraction form
416,624.37/624,968.96 = 136,169.97/x - Step 3: Cross multiply
416,624.37x = 624,968.96 × 136,169.97 - Step 4: Simplify right side
416,624.37x = 85,102,004,534.13 - Step 5: Solve for x
x = 85,102,004,534.13/416,624.37 - Step 6: Final answer
x = 204,265.55
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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.