Finding the Fourth Proportional to 797,560.38, 1,100,010.96 and 511,107.12
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Solution
The fourth proportional to 797,560.38, 1,100,010.96 and 511,107.12 is: 704,928.99
Step by Step Solution
- Step 1: Write the proportion equation
797,560.38 : 1,100,010.96 = 511,107.12 : x - Step 2: Convert to fraction form
797,560.38/1,100,010.96 = 511,107.12/x - Step 3: Cross multiply
797,560.38x = 1,100,010.96 × 511,107.12 - Step 4: Simplify right side
797,560.38x = 562,223,433,734.04 - Step 5: Solve for x
x = 562,223,433,734.04/797,560.38 - Step 6: Final answer
x = 704,928.99
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1.5x scale
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.