Finding the Fourth Proportional to 866,291.44, 1,297,418.64 and 842,375.92
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Solution
The fourth proportional to 866,291.44, 1,297,418.64 and 842,375.92 is: 1,261,601.08
Step by Step Solution
- Step 1: Write the proportion equation
866,291.44 : 1,297,418.64 = 842,375.92 : x - Step 2: Convert to fraction form
866,291.44/1,297,418.64 = 842,375.92/x - Step 3: Cross multiply
866,291.44x = 1,297,418.64 × 842,375.92 - Step 4: Simplify right side
866,291.44x = 1,092,914,220,495.15 - Step 5: Solve for x
x = 1,092,914,220,495.15/866,291.44 - Step 6: Final answer
x = 1,261,601.08
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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.