Finding the Fourth Proportional to 853,170.42, 1,177,367.96 and 471,189
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Solution
The fourth proportional to 853,170.42, 1,177,367.96 and 471,189 is: 650,236.83
Step by Step Solution
- Step 1: Write the proportion equation
853,170.42 : 1,177,367.96 = 471,189 : x - Step 2: Convert to fraction form
853,170.42/1,177,367.96 = 471,189/x - Step 3: Cross multiply
853,170.42x = 1,177,367.96 × 471,189 - Step 4: Simplify right side
853,170.42x = 554,762,832,882.41 - Step 5: Solve for x
x = 554,762,832,882.41/853,170.42 - Step 6: Final answer
x = 650,236.83
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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.