Finding the Fourth Proportional to 880,097.44, 1,214,536.80 and 477,689.44
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Solution
The fourth proportional to 880,097.44, 1,214,536.80 and 477,689.44 is: 659,212.69
Step by Step Solution
- Step 1: Write the proportion equation
880,097.44 : 1,214,536.80 = 477,689.44 : x - Step 2: Convert to fraction form
880,097.44/1,214,536.80 = 477,689.44/x - Step 3: Cross multiply
880,097.44x = 1,214,536.80 × 477,689.44 - Step 4: Simplify right side
880,097.44x = 580,171,403,851.39 - Step 5: Solve for x
x = 580,171,403,851.39/880,097.44 - Step 6: Final answer
x = 659,212.69
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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.