Finding the Fourth Proportional to 806,115.30, 1,209,183.32 and 237,367.08
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Solution
The fourth proportional to 806,115.30, 1,209,183.32 and 237,367.08 is: 356,053.67
Step by Step Solution
- Step 1: Write the proportion equation
806,115.30 : 1,209,183.32 = 237,367.08 : x - Step 2: Convert to fraction form
806,115.30/1,209,183.32 = 237,367.08/x - Step 3: Cross multiply
806,115.30x = 1,209,183.32 × 237,367.08 - Step 4: Simplify right side
806,115.30x = 287,020,313,853.11 - Step 5: Solve for x
x = 287,020,313,853.11/806,115.30 - Step 6: Final answer
x = 356,053.67
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1.5x scale
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.