Finding the Fourth Proportional to 488,544.24, 674,191.23 and 297,557.79
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Solution
The fourth proportional to 488,544.24, 674,191.23 and 297,557.79 is: 410,629.86
Step by Step Solution
- Step 1: Write the proportion equation
488,544.24 : 674,191.23 = 297,557.79 : x - Step 2: Convert to fraction form
488,544.24/674,191.23 = 297,557.79/x - Step 3: Cross multiply
488,544.24x = 674,191.23 × 297,557.79 - Step 4: Simplify right side
488,544.24x = 200,610,852,436.18 - Step 5: Solve for x
x = 200,610,852,436.18/488,544.24 - Step 6: Final answer
x = 410,629.86
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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.