Finding the Fourth Proportional to 635,604.68, 877,139.70 and 349,131.26
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Solution
The fourth proportional to 635,604.68, 877,139.70 and 349,131.26 is: 481,804.02
Step by Step Solution
- Step 1: Write the proportion equation
635,604.68 : 877,139.70 = 349,131.26 : x - Step 2: Convert to fraction form
635,604.68/877,139.70 = 349,131.26/x - Step 3: Cross multiply
635,604.68x = 877,139.70 × 349,131.26 - Step 4: Simplify right side
635,604.68x = 306,236,888,657.02 - Step 5: Solve for x
x = 306,236,888,657.02/635,604.68 - Step 6: Final answer
x = 481,804.02
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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.