Finding the Fourth Proportional to 230,577.32, 343,573.80 and 205,424.08
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Solution
The fourth proportional to 230,577.32, 343,573.80 and 205,424.08 is: 306,093.99
Step by Step Solution
- Step 1: Write the proportion equation
230,577.32 : 343,573.80 = 205,424.08 : x - Step 2: Convert to fraction form
230,577.32/343,573.80 = 205,424.08/x - Step 3: Cross multiply
230,577.32x = 343,573.80 × 205,424.08 - Step 4: Simplify right side
230,577.32x = 70,578,331,777.10 - Step 5: Solve for x
x = 70,578,331,777.10/230,577.32 - Step 6: Final answer
x = 306,093.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.