Finding the Fourth Proportional to 537,755.07, 806,627.11 and 138,394.29
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Solution
The fourth proportional to 537,755.07, 806,627.11 and 138,394.29 is: 207,590.02
Step by Step Solution
- Step 1: Write the proportion equation
537,755.07 : 806,627.11 = 138,394.29 : x - Step 2: Convert to fraction form
537,755.07/806,627.11 = 138,394.29/x - Step 3: Cross multiply
537,755.07x = 806,627.11 × 138,394.29 - Step 4: Simplify right side
537,755.07x = 111,632,586,183.20 - Step 5: Solve for x
x = 111,632,586,183.20/537,755.07 - Step 6: Final answer
x = 207,590.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.