Finding the Fourth Proportional to 289,164.68, 433,837.75 and 173,891.84
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Solution
The fourth proportional to 289,164.68, 433,837.75 and 173,891.84 is: 260,892.32
Step by Step Solution
- Step 1: Write the proportion equation
289,164.68 : 433,837.75 = 173,891.84 : x - Step 2: Convert to fraction form
289,164.68/433,837.75 = 173,891.84/x - Step 3: Cross multiply
289,164.68x = 433,837.75 × 173,891.84 - Step 4: Simplify right side
289,164.68x = 75,440,842,005.04 - Step 5: Solve for x
x = 75,440,842,005.04/289,164.68 - Step 6: Final answer
x = 260,892.32
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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.