Finding the Fourth Proportional to 371,413.97, 557,310.94 and 176,887.40
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Solution
The fourth proportional to 371,413.97, 557,310.94 and 176,887.40 is: 265,421.59
Step by Step Solution
- Step 1: Write the proportion equation
371,413.97 : 557,310.94 = 176,887.40 : x - Step 2: Convert to fraction form
371,413.97/557,310.94 = 176,887.40/x - Step 3: Cross multiply
371,413.97x = 557,310.94 × 176,887.40 - Step 4: Simplify right side
371,413.97x = 98,581,285,003.65 - Step 5: Solve for x
x = 98,581,285,003.65/371,413.97 - Step 6: Final answer
x = 265,421.59
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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.