Finding the Fourth Proportional to 736,081.93, 1,015,723.07 and 430,229.98
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Solution
The fourth proportional to 736,081.93, 1,015,723.07 and 430,229.98 is: 593,676.46
Step by Step Solution
- Step 1: Write the proportion equation
736,081.93 : 1,015,723.07 = 430,229.98 : x - Step 2: Convert to fraction form
736,081.93/1,015,723.07 = 430,229.98/x - Step 3: Cross multiply
736,081.93x = 1,015,723.07 × 430,229.98 - Step 4: Simplify right side
736,081.93x = 436,994,511,013.02 - Step 5: Solve for x
x = 436,994,511,013.02/736,081.93 - Step 6: Final answer
x = 593,676.46
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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.