Finding the Fourth Proportional to 320,836.08, 480,983.46 and 202,246.02
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Solution
The fourth proportional to 320,836.08, 480,983.46 and 202,246.02 is: 303,198.41
Step by Step Solution
- Step 1: Write the proportion equation
320,836.08 : 480,983.46 = 202,246.02 : x - Step 2: Convert to fraction form
320,836.08/480,983.46 = 202,246.02/x - Step 3: Cross multiply
320,836.08x = 480,983.46 × 202,246.02 - Step 4: Simplify right side
320,836.08x = 97,276,990,470.83 - Step 5: Solve for x
x = 97,276,990,470.83/320,836.08 - Step 6: Final answer
x = 303,198.41
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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.