Finding the Fourth Proportional to 768,166.02, 1,059,910.84 and 441,415.91
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Solution
The fourth proportional to 768,166.02, 1,059,910.84 and 441,415.91 is: 609,063.02
Step by Step Solution
- Step 1: Write the proportion equation
768,166.02 : 1,059,910.84 = 441,415.91 : x - Step 2: Convert to fraction form
768,166.02/1,059,910.84 = 441,415.91/x - Step 3: Cross multiply
768,166.02x = 1,059,910.84 × 441,415.91 - Step 4: Simplify right side
768,166.02x = 467,861,511,710.78 - Step 5: Solve for x
x = 467,861,511,710.78/768,166.02 - Step 6: Final answer
x = 609,063.02
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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.