Finding the Fourth Proportional to 850,633.92, 1,173,874.17 and 468,660.70
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Solution
The fourth proportional to 850,633.92, 1,173,874.17 and 468,660.70 is: 646,751.41
Step by Step Solution
- Step 1: Write the proportion equation
850,633.92 : 1,173,874.17 = 468,660.70 : x - Step 2: Convert to fraction form
850,633.92/1,173,874.17 = 468,660.70/x - Step 3: Cross multiply
850,633.92x = 1,173,874.17 × 468,660.70 - Step 4: Simplify right side
850,633.92x = 550,148,690,224.12 - Step 5: Solve for x
x = 550,148,690,224.12/850,633.92 - Step 6: Final answer
x = 646,751.41
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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.