Finding the Fourth Proportional to 852,636.00, 1,176,596.33 and 485,078.52
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Solution
The fourth proportional to 852,636.00, 1,176,596.33 and 485,078.52 is: 669,384.84
Step by Step Solution
- Step 1: Write the proportion equation
852,636.00 : 1,176,596.33 = 485,078.52 : x - Step 2: Convert to fraction form
852,636.00/1,176,596.33 = 485,078.52/x - Step 3: Cross multiply
852,636.00x = 1,176,596.33 × 485,078.52 - Step 4: Simplify right side
852,636.00x = 570,741,611,109.24 - Step 5: Solve for x
x = 570,741,611,109.24/852,636.00 - Step 6: Final answer
x = 669,384.84
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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.