Finding the Fourth Proportional to 368,293.68, 552,043.62 and 178,351.92
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Solution
The fourth proportional to 368,293.68, 552,043.62 and 178,351.92 is: 267,335.68
Step by Step Solution
- Step 1: Write the proportion equation
368,293.68 : 552,043.62 = 178,351.92 : x - Step 2: Convert to fraction form
368,293.68/552,043.62 = 178,351.92/x - Step 3: Cross multiply
368,293.68x = 552,043.62 × 178,351.92 - Step 4: Simplify right side
368,293.68x = 98,458,039,550.75 - Step 5: Solve for x
x = 98,458,039,550.75/368,293.68 - Step 6: Final answer
x = 267,335.68
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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.