Finding the Fourth Proportional to 277,295.08, 382,680.84 and 156,433.92
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Solution
The fourth proportional to 277,295.08, 382,680.84 and 156,433.92 is: 215,886.50
Step by Step Solution
- Step 1: Write the proportion equation
277,295.08 : 382,680.84 = 156,433.92 : x - Step 2: Convert to fraction form
277,295.08/382,680.84 = 156,433.92/x - Step 3: Cross multiply
277,295.08x = 382,680.84 × 156,433.92 - Step 4: Simplify right side
277,295.08x = 59,864,263,910.09 - Step 5: Solve for x
x = 59,864,263,910.09/277,295.08 - Step 6: Final answer
x = 215,886.50
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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.