Finding the Fourth Proportional to 878,010.26, 1,316,994.84 and 404,695.62
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Solution
The fourth proportional to 878,010.26, 1,316,994.84 and 404,695.62 is: 607,033.96
Step by Step Solution
- Step 1: Write the proportion equation
878,010.26 : 1,316,994.84 = 404,695.62 : x - Step 2: Convert to fraction form
878,010.26/1,316,994.84 = 404,695.62/x - Step 3: Cross multiply
878,010.26x = 1,316,994.84 × 404,695.62 - Step 4: Simplify right side
878,010.26x = 532,982,043,310.60 - Step 5: Solve for x
x = 532,982,043,310.60/878,010.26 - Step 6: Final answer
x = 607,033.96
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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.