Finding the Fourth Proportional to 416,581.62, 574,881.49 and 225,594.96
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Solution
The fourth proportional to 416,581.62, 574,881.49 and 225,594.96 is: 311,320.42
Step by Step Solution
- Step 1: Write the proportion equation
416,581.62 : 574,881.49 = 225,594.96 : x - Step 2: Convert to fraction form
416,581.62/574,881.49 = 225,594.96/x - Step 3: Cross multiply
416,581.62x = 574,881.49 × 225,594.96 - Step 4: Simplify right side
416,581.62x = 129,690,366,741.29 - Step 5: Solve for x
x = 129,690,366,741.29/416,581.62 - Step 6: Final answer
x = 311,320.42
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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.