Finding the Fourth Proportional to 853,156.36, 1,177,333.24 and 471,174.92
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Solution
The fourth proportional to 853,156.36, 1,177,333.24 and 471,174.92 is: 650,208.94
Step by Step Solution
- Step 1: Write the proportion equation
853,156.36 : 1,177,333.24 = 471,174.92 : x - Step 2: Convert to fraction form
853,156.36/1,177,333.24 = 471,174.92/x - Step 3: Cross multiply
853,156.36x = 1,177,333.24 × 471,174.92 - Step 4: Simplify right side
853,156.36x = 554,729,895,170.34 - Step 5: Solve for x
x = 554,729,895,170.34/853,156.36 - Step 6: Final answer
x = 650,208.94
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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.