Finding the Fourth Proportional to 1,207,450.35, 1,811,237.57 and 308,899.88
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Solution
The fourth proportional to 1,207,450.35, 1,811,237.57 and 308,899.88 is: 463,365.69
Step by Step Solution
- Step 1: Write the proportion equation
1,207,450.35 : 1,811,237.57 = 308,899.88 : x - Step 2: Convert to fraction form
1,207,450.35/1,811,237.57 = 308,899.88/x - Step 3: Cross multiply
1,207,450.35x = 1,811,237.57 × 308,899.88 - Step 4: Simplify right side
1,207,450.35x = 559,491,068,024.49 - Step 5: Solve for x
x = 559,491,068,024.49/1,207,450.35 - Step 6: Final answer
x = 463,365.69
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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.