Finding the Fourth Proportional to 684,464.67, 1,026,618.55 and 179,074.42
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Solution
The fourth proportional to 684,464.67, 1,026,618.55 and 179,074.42 is: 268,591.10
Step by Step Solution
- Step 1: Write the proportion equation
684,464.67 : 1,026,618.55 = 179,074.42 : x - Step 2: Convert to fraction form
684,464.67/1,026,618.55 = 179,074.42/x - Step 3: Cross multiply
684,464.67x = 1,026,618.55 × 179,074.42 - Step 4: Simplify right side
684,464.67x = 183,841,118,388.26 - Step 5: Solve for x
x = 183,841,118,388.26/684,464.67 - Step 6: Final answer
x = 268,591.10
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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.