Finding the Fourth Proportional to 305,837.94, 422,052.93 and 169,873.14
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Solution
The fourth proportional to 305,837.94, 422,052.93 and 169,873.14 is: 234,423.03
Step by Step Solution
- Step 1: Write the proportion equation
305,837.94 : 422,052.93 = 169,873.14 : x - Step 2: Convert to fraction form
305,837.94/422,052.93 = 169,873.14/x - Step 3: Cross multiply
305,837.94x = 422,052.93 × 169,873.14 - Step 4: Simplify right side
305,837.94x = 71,695,456,465.30 - Step 5: Solve for x
x = 71,695,456,465.30/305,837.94 - Step 6: Final answer
x = 234,423.03
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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.