Finding the Fourth Proportional to 367,044.69, 550,767.71 and 142,413.99
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Solution
The fourth proportional to 367,044.69, 550,767.71 and 142,413.99 is: 213,698.85
Step by Step Solution
- Step 1: Write the proportion equation
367,044.69 : 550,767.71 = 142,413.99 : x - Step 2: Convert to fraction form
367,044.69/550,767.71 = 142,413.99/x - Step 3: Cross multiply
367,044.69x = 550,767.71 × 142,413.99 - Step 4: Simplify right side
367,044.69x = 78,437,027,144.26 - Step 5: Solve for x
x = 78,437,027,144.26/367,044.69 - Step 6: Final answer
x = 213,698.85
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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.