Finding the Fourth Proportional to 371,812.44, 513,101.88 and 202,046.16
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Solution
The fourth proportional to 371,812.44, 513,101.88 and 202,046.16 is: 278,824.09
Step by Step Solution
- Step 1: Write the proportion equation
371,812.44 : 513,101.88 = 202,046.16 : x - Step 2: Convert to fraction form
371,812.44/513,101.88 = 202,046.16/x - Step 3: Cross multiply
371,812.44x = 513,101.88 × 202,046.16 - Step 4: Simplify right side
371,812.44x = 103,670,264,542.78 - Step 5: Solve for x
x = 103,670,264,542.78/371,812.44 - Step 6: Final answer
x = 278,824.09
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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.