Finding the Fourth Proportional to 590,629.20, 886,599.90 and 324,908.70
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Solution
The fourth proportional to 590,629.20, 886,599.90 and 324,908.70 is: 487,723.97
Step by Step Solution
- Step 1: Write the proportion equation
590,629.20 : 886,599.90 = 324,908.70 : x - Step 2: Convert to fraction form
590,629.20/886,599.90 = 324,908.70/x - Step 3: Cross multiply
590,629.20x = 886,599.90 × 324,908.70 - Step 4: Simplify right side
590,629.20x = 288,064,020,929.13 - Step 5: Solve for x
x = 288,064,020,929.13/590,629.20 - Step 6: Final answer
x = 487,723.97
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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.