Finding the Fourth Proportional to 850,799.52, 1,276,402.88 and 243,596.28
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Solution
The fourth proportional to 850,799.52, 1,276,402.88 and 243,596.28 is: 365,452.71
Step by Step Solution
- Step 1: Write the proportion equation
850,799.52 : 1,276,402.88 = 243,596.28 : x - Step 2: Convert to fraction form
850,799.52/1,276,402.88 = 243,596.28/x - Step 3: Cross multiply
850,799.52x = 1,276,402.88 × 243,596.28 - Step 4: Simplify right side
850,799.52x = 310,926,993,349.29 - Step 5: Solve for x
x = 310,926,993,349.29/850,799.52 - Step 6: Final answer
x = 365,452.71
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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.