Finding the Fourth Proportional to 635,084.16, 876,415.71 and 359,436.99
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Solution
The fourth proportional to 635,084.16, 876,415.71 and 359,436.99 is: 496,022.80
Step by Step Solution
- Step 1: Write the proportion equation
635,084.16 : 876,415.71 = 359,436.99 : x - Step 2: Convert to fraction form
635,084.16/876,415.71 = 359,436.99/x - Step 3: Cross multiply
635,084.16x = 876,415.71 × 359,436.99 - Step 4: Simplify right side
635,084.16x = 315,016,224,791.11 - Step 5: Solve for x
x = 315,016,224,791.11/635,084.16 - Step 6: Final answer
x = 496,022.80
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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.