Finding the Fourth Proportional to 750,049.26, 1,035,059.94 and 405,877.63
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Solution
The fourth proportional to 750,049.26, 1,035,059.94 and 405,877.63 is: 560,106.78
Step by Step Solution
- Step 1: Write the proportion equation
750,049.26 : 1,035,059.94 = 405,877.63 : x - Step 2: Convert to fraction form
750,049.26/1,035,059.94 = 405,877.63/x - Step 3: Cross multiply
750,049.26x = 1,035,059.94 × 405,877.63 - Step 4: Simplify right side
750,049.26x = 420,107,675,355.14 - Step 5: Solve for x
x = 420,107,675,355.14/750,049.26 - Step 6: Final answer
x = 560,106.78
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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.