Finding the Fourth Proportional to 755,872.83, 1,043,104.43 and 416,341.08
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Solution
The fourth proportional to 755,872.83, 1,043,104.43 and 416,341.08 is: 574,550.65
Step by Step Solution
- Step 1: Write the proportion equation
755,872.83 : 1,043,104.43 = 416,341.08 : x - Step 2: Convert to fraction form
755,872.83/1,043,104.43 = 416,341.08/x - Step 3: Cross multiply
755,872.83x = 1,043,104.43 × 416,341.08 - Step 4: Simplify right side
755,872.83x = 434,287,225,979.84 - Step 5: Solve for x
x = 434,287,225,979.84/755,872.83 - Step 6: Final answer
x = 574,550.65
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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.