Finding the Fourth Proportional to 268,827.92, 370,905.96 and 173,390.48
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Solution
The fourth proportional to 268,827.92, 370,905.96 and 173,390.48 is: 239,229.48
Step by Step Solution
- Step 1: Write the proportion equation
268,827.92 : 370,905.96 = 173,390.48 : x - Step 2: Convert to fraction form
268,827.92/370,905.96 = 173,390.48/x - Step 3: Cross multiply
268,827.92x = 370,905.96 × 173,390.48 - Step 4: Simplify right side
268,827.92x = 64,311,562,439.26 - Step 5: Solve for x
x = 64,311,562,439.26/268,827.92 - Step 6: Final answer
x = 239,229.48
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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.