Finding the Fourth Proportional to 802,902.68, 1,204,354.56 and 203,908.76
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Solution
The fourth proportional to 802,902.68, 1,204,354.56 and 203,908.76 is: 305,863.28
Step by Step Solution
- Step 1: Write the proportion equation
802,902.68 : 1,204,354.56 = 203,908.76 : x - Step 2: Convert to fraction form
802,902.68/1,204,354.56 = 203,908.76/x - Step 3: Cross multiply
802,902.68x = 1,204,354.56 × 203,908.76 - Step 4: Simplify right side
802,902.68x = 245,578,444,929.95 - Step 5: Solve for x
x = 245,578,444,929.95/802,902.68 - Step 6: Final answer
x = 305,863.28
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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.