Finding the Fourth Proportional to 371,115.54, 512,139.48 and 201,349.68
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Solution
The fourth proportional to 371,115.54, 512,139.48 and 201,349.68 is: 277,862.58
Step by Step Solution
- Step 1: Write the proportion equation
371,115.54 : 512,139.48 = 201,349.68 : x - Step 2: Convert to fraction form
371,115.54/512,139.48 = 201,349.68/x - Step 3: Cross multiply
371,115.54x = 512,139.48 × 201,349.68 - Step 4: Simplify right side
371,115.54x = 103,119,120,413.37 - Step 5: Solve for x
x = 103,119,120,413.37/371,115.54 - Step 6: Final answer
x = 277,862.58
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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.