Finding the Fourth Proportional to 364,063.49, 502,409.94 and 202,928.75
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Solution
The fourth proportional to 364,063.49, 502,409.94 and 202,928.75 is: 280,042.97
Step by Step Solution
- Step 1: Write the proportion equation
364,063.49 : 502,409.94 = 202,928.75 : x - Step 2: Convert to fraction form
364,063.49/502,409.94 = 202,928.75/x - Step 3: Cross multiply
364,063.49x = 502,409.94 × 202,928.75 - Step 4: Simplify right side
364,063.49x = 101,953,421,111.78 - Step 5: Solve for x
x = 101,953,421,111.78/364,063.49 - Step 6: Final answer
x = 280,042.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.