Finding the Fourth Proportional to 850,799.49, 1,276,402.88 and 243,596.26
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Solution
The fourth proportional to 850,799.49, 1,276,402.88 and 243,596.26 is: 365,452.70
Step by Step Solution
- Step 1: Write the proportion equation
850,799.49 : 1,276,402.88 = 243,596.26 : x - Step 2: Convert to fraction form
850,799.49/1,276,402.88 = 243,596.26/x - Step 3: Cross multiply
850,799.49x = 1,276,402.88 × 243,596.26 - Step 4: Simplify right side
850,799.49x = 310,926,967,821.23 - Step 5: Solve for x
x = 310,926,967,821.23/850,799.49 - Step 6: Final answer
x = 365,452.70
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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.