Finding the Fourth Proportional to 297,352.09, 410,348.79 and 161,387.23
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Solution
The fourth proportional to 297,352.09, 410,348.79 and 161,387.23 is: 222,715.95
Step by Step Solution
- Step 1: Write the proportion equation
297,352.09 : 410,348.79 = 161,387.23 : x - Step 2: Convert to fraction form
297,352.09/410,348.79 = 161,387.23/x - Step 3: Cross multiply
297,352.09x = 410,348.79 × 161,387.23 - Step 4: Simplify right side
297,352.09x = 66,225,054,551.95 - Step 5: Solve for x
x = 66,225,054,551.95/297,352.09 - Step 6: Final answer
x = 222,715.95
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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.