Finding the Fourth Proportional to 982,244.62, 1,473,221.13 and 272,198.62
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Solution
The fourth proportional to 982,244.62, 1,473,221.13 and 272,198.62 is: 408,257.53
Step by Step Solution
- Step 1: Write the proportion equation
982,244.62 : 1,473,221.13 = 272,198.62 : x - Step 2: Convert to fraction form
982,244.62/1,473,221.13 = 272,198.62/x - Step 3: Cross multiply
982,244.62x = 1,473,221.13 × 272,198.62 - Step 4: Simplify right side
982,244.62x = 401,008,758,540.84 - Step 5: Solve for x
x = 401,008,758,540.84/982,244.62 - Step 6: Final answer
x = 408,257.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.