Finding the Fourth Proportional to 803,183.97, 1,205,091.35 and 353,589.40
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Solution
The fourth proportional to 803,183.97, 1,205,091.35 and 353,589.40 is: 530,522.95
Step by Step Solution
- Step 1: Write the proportion equation
803,183.97 : 1,205,091.35 = 353,589.40 : x - Step 2: Convert to fraction form
803,183.97/1,205,091.35 = 353,589.40/x - Step 3: Cross multiply
803,183.97x = 1,205,091.35 × 353,589.40 - Step 4: Simplify right side
803,183.97x = 426,107,530,445.01 - Step 5: Solve for x
x = 426,107,530,445.01/803,183.97 - Step 6: Final answer
x = 530,522.95
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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.