Finding the Fourth Proportional to 577,112.28, 796,413.28 and 322,463.68
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Solution
The fourth proportional to 577,112.28, 796,413.28 and 322,463.68 is: 444,998.95
Step by Step Solution
- Step 1: Write the proportion equation
577,112.28 : 796,413.28 = 322,463.68 : x - Step 2: Convert to fraction form
577,112.28/796,413.28 = 322,463.68/x - Step 3: Cross multiply
577,112.28x = 796,413.28 × 322,463.68 - Step 4: Simplify right side
577,112.28x = 256,814,357,069.67 - Step 5: Solve for x
x = 256,814,357,069.67/577,112.28 - Step 6: Final answer
x = 444,998.95
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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.