Finding the Fourth Proportional to 892,377.68, 1,338,740.60 and 261,301.84
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Solution
The fourth proportional to 892,377.68, 1,338,740.60 and 261,301.84 is: 392,003.73
Step by Step Solution
- Step 1: Write the proportion equation
892,377.68 : 1,338,740.60 = 261,301.84 : x - Step 2: Convert to fraction form
892,377.68/1,338,740.60 = 261,301.84/x - Step 3: Cross multiply
892,377.68x = 1,338,740.60 × 261,301.84 - Step 4: Simplify right side
892,377.68x = 349,815,382,062.70 - Step 5: Solve for x
x = 349,815,382,062.70/892,377.68 - Step 6: Final answer
x = 392,003.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.