Finding the Fourth Proportional to 633,413.52, 874,110.96 and 346,951.80
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Solution
The fourth proportional to 633,413.52, 874,110.96 and 346,951.80 is: 478,793.65
Step by Step Solution
- Step 1: Write the proportion equation
633,413.52 : 874,110.96 = 346,951.80 : x - Step 2: Convert to fraction form
633,413.52/874,110.96 = 346,951.80/x - Step 3: Cross multiply
633,413.52x = 874,110.96 × 346,951.80 - Step 4: Simplify right side
633,413.52x = 303,274,370,971.73 - Step 5: Solve for x
x = 303,274,370,971.73/633,413.52 - Step 6: Final answer
x = 478,793.65
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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.