Finding the Fourth Proportional to 556,979.97, 834,721.59 and 303,881.19
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Solution
The fourth proportional to 556,979.97, 834,721.59 and 303,881.19 is: 455,413.49
Step by Step Solution
- Step 1: Write the proportion equation
556,979.97 : 834,721.59 = 303,881.19 : x - Step 2: Convert to fraction form
556,979.97/834,721.59 = 303,881.19/x - Step 3: Cross multiply
556,979.97x = 834,721.59 × 303,881.19 - Step 4: Simplify right side
556,979.97x = 253,656,188,568.49 - Step 5: Solve for x
x = 253,656,188,568.49/556,979.97 - Step 6: Final answer
x = 455,413.49
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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.