Finding the Fourth Proportional to 323,043.68, 484,664.76 and 165,382.80
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Solution
The fourth proportional to 323,043.68, 484,664.76 and 165,382.80 is: 248,125.01
Step by Step Solution
- Step 1: Write the proportion equation
323,043.68 : 484,664.76 = 165,382.80 : x - Step 2: Convert to fraction form
323,043.68/484,664.76 = 165,382.80/x - Step 3: Cross multiply
323,043.68x = 484,664.76 × 165,382.80 - Step 4: Simplify right side
323,043.68x = 80,155,215,070.13 - Step 5: Solve for x
x = 80,155,215,070.13/323,043.68 - Step 6: Final answer
x = 248,125.01
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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.