Finding the Fourth Proportional to 483,413.94, 725,139.12 and 183,838.68
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Solution
The fourth proportional to 483,413.94, 725,139.12 and 183,838.68 is: 275,764.95
Step by Step Solution
- Step 1: Write the proportion equation
483,413.94 : 725,139.12 = 183,838.68 : x - Step 2: Convert to fraction form
483,413.94/725,139.12 = 183,838.68/x - Step 3: Cross multiply
483,413.94x = 725,139.12 × 183,838.68 - Step 4: Simplify right side
483,413.94x = 133,308,618,637.16 - Step 5: Solve for x
x = 133,308,618,637.16/483,413.94 - Step 6: Final answer
x = 275,764.95
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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.