Finding the Fourth Proportional to 244,619.80, 366,929.70 and 209,627.80
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Solution
The fourth proportional to 244,619.80, 366,929.70 and 209,627.80 is: 314,441.70
Step by Step Solution
- Step 1: Write the proportion equation
244,619.80 : 366,929.70 = 209,627.80 : x - Step 2: Convert to fraction form
244,619.80/366,929.70 = 209,627.80/x - Step 3: Cross multiply
244,619.80x = 366,929.70 × 209,627.80 - Step 4: Simplify right side
244,619.80x = 76,918,665,765.66 - Step 5: Solve for x
x = 76,918,665,765.66/244,619.80 - Step 6: Final answer
x = 314,441.70
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1.5x scale
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.