Finding the Fourth Proportional to 326,787.05, 450,957.11 and 181,589.08
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Solution
The fourth proportional to 326,787.05, 450,957.11 and 181,589.08 is: 250,587.92
Step by Step Solution
- Step 1: Write the proportion equation
326,787.05 : 450,957.11 = 181,589.08 : x - Step 2: Convert to fraction form
326,787.05/450,957.11 = 181,589.08/x - Step 3: Cross multiply
326,787.05x = 450,957.11 × 181,589.08 - Step 4: Simplify right side
326,787.05x = 81,888,886,050.94 - Step 5: Solve for x
x = 81,888,886,050.94/326,787.05 - Step 6: Final answer
x = 250,587.92
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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.