Finding the Fourth Proportional to 702,267.09, 969,133.11 and 411,819.54
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Solution
The fourth proportional to 702,267.09, 969,133.11 and 411,819.54 is: 568,313.62
Step by Step Solution
- Step 1: Write the proportion equation
702,267.09 : 969,133.11 = 411,819.54 : x - Step 2: Convert to fraction form
702,267.09/969,133.11 = 411,819.54/x - Step 3: Cross multiply
702,267.09x = 969,133.11 × 411,819.54 - Step 4: Simplify right side
702,267.09x = 399,107,951,558.97 - Step 5: Solve for x
x = 399,107,951,558.97/702,267.09 - Step 6: Final answer
x = 568,313.62
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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.