Finding the Fourth Proportional to 343,107.09, 514,091.61 and 242,769.96
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Solution
The fourth proportional to 343,107.09, 514,091.61 and 242,769.96 is: 363,752.32
Step by Step Solution
- Step 1: Write the proportion equation
343,107.09 : 514,091.61 = 242,769.96 : x - Step 2: Convert to fraction form
343,107.09/514,091.61 = 242,769.96/x - Step 3: Cross multiply
343,107.09x = 514,091.61 × 242,769.96 - Step 4: Simplify right side
343,107.09x = 124,805,999,596.04 - Step 5: Solve for x
x = 124,805,999,596.04/343,107.09 - Step 6: Final answer
x = 363,752.32
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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.