Finding the Fourth Proportional to 799,115.36, 1,102,812.76 and 459,583.92
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Solution
The fourth proportional to 799,115.36, 1,102,812.76 and 459,583.92 is: 634,245.11
Step by Step Solution
- Step 1: Write the proportion equation
799,115.36 : 1,102,812.76 = 459,583.92 : x - Step 2: Convert to fraction form
799,115.36/1,102,812.76 = 459,583.92/x - Step 3: Cross multiply
799,115.36x = 1,102,812.76 × 459,583.92 - Step 4: Simplify right side
799,115.36x = 506,835,011,266.82 - Step 5: Solve for x
x = 506,835,011,266.82/799,115.36 - Step 6: Final answer
x = 634,245.11
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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.