Finding the Fourth Proportional to 827,192.31, 1,141,234.70 and 540,879.99
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Solution
The fourth proportional to 827,192.31, 1,141,234.70 and 540,879.99 is: 746,224.31
Step by Step Solution
- Step 1: Write the proportion equation
827,192.31 : 1,141,234.70 = 540,879.99 : x - Step 2: Convert to fraction form
827,192.31/1,141,234.70 = 540,879.99/x - Step 3: Cross multiply
827,192.31x = 1,141,234.70 × 540,879.99 - Step 4: Simplify right side
827,192.31x = 617,271,010,419.25 - Step 5: Solve for x
x = 617,271,010,419.25/827,192.31 - Step 6: Final answer
x = 746,224.31
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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.