Finding the Fourth Proportional to 244,620.68, 366,965.02 and 86,811.60
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Solution
The fourth proportional to 244,620.68, 366,965.02 and 86,811.60 is: 130,229.47
Step by Step Solution
- Step 1: Write the proportion equation
244,620.68 : 366,965.02 = 86,811.60 : x - Step 2: Convert to fraction form
244,620.68/366,965.02 = 86,811.60/x - Step 3: Cross multiply
244,620.68x = 366,965.02 × 86,811.60 - Step 4: Simplify right side
244,620.68x = 31,856,820,530.23 - Step 5: Solve for x
x = 31,856,820,530.23/244,620.68 - Step 6: Final answer
x = 130,229.47
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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.