Finding the Fourth Proportional to 802,705.63, 1,204,055.97 and 203,665.63
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Solution
The fourth proportional to 802,705.63, 1,204,055.97 and 203,665.63 is: 305,497.82
Step by Step Solution
- Step 1: Write the proportion equation
802,705.63 : 1,204,055.97 = 203,665.63 : x - Step 2: Convert to fraction form
802,705.63/1,204,055.97 = 203,665.63/x - Step 3: Cross multiply
802,705.63x = 1,204,055.97 × 203,665.63 - Step 4: Simplify right side
802,705.63x = 245,224,817,685.31 - Step 5: Solve for x
x = 245,224,817,685.31/802,705.63 - Step 6: Final answer
x = 305,497.82
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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.