Finding the Fourth Proportional to 276,664.29, 381,592.26 and 190,652.01
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Solution
The fourth proportional to 276,664.29, 381,592.26 and 190,652.01 is: 262,958.88
Step by Step Solution
- Step 1: Write the proportion equation
276,664.29 : 381,592.26 = 190,652.01 : x - Step 2: Convert to fraction form
276,664.29/381,592.26 = 190,652.01/x - Step 3: Cross multiply
276,664.29x = 381,592.26 × 190,652.01 - Step 4: Simplify right side
276,664.29x = 72,751,331,369.44 - Step 5: Solve for x
x = 72,751,331,369.44/276,664.29 - Step 6: Final answer
x = 262,958.88
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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.