Finding the Fourth Proportional to 691,543.84, 953,793.88 and 614,100.96
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Solution
The fourth proportional to 691,543.84, 953,793.88 and 614,100.96 is: 846,982.80
Step by Step Solution
- Step 1: Write the proportion equation
691,543.84 : 953,793.88 = 614,100.96 : x - Step 2: Convert to fraction form
691,543.84/953,793.88 = 614,100.96/x - Step 3: Cross multiply
691,543.84x = 953,793.88 × 614,100.96 - Step 4: Simplify right side
691,543.84x = 585,725,737,350.13 - Step 5: Solve for x
x = 585,725,737,350.13/691,543.84 - Step 6: Final answer
x = 846,982.80
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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.