Finding the Fourth Proportional to 874,034.52, 1,206,201.29 and 506,524.26
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Solution
The fourth proportional to 874,034.52, 1,206,201.29 and 506,524.26 is: 699,022.98
Step by Step Solution
- Step 1: Write the proportion equation
874,034.52 : 1,206,201.29 = 506,524.26 : x - Step 2: Convert to fraction form
874,034.52/1,206,201.29 = 506,524.26/x - Step 3: Cross multiply
874,034.52x = 1,206,201.29 × 506,524.26 - Step 4: Simplify right side
874,034.52x = 610,970,215,828.30 - Step 5: Solve for x
x = 610,970,215,828.30/874,034.52 - Step 6: Final answer
x = 699,022.98
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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.