Finding the Fourth Proportional to 351,620.02, 485,236.91 and 190,474.68
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Solution
The fourth proportional to 351,620.02, 485,236.91 and 190,474.68 is: 262,855.76
Step by Step Solution
- Step 1: Write the proportion equation
351,620.02 : 485,236.91 = 190,474.68 : x - Step 2: Convert to fraction form
351,620.02/485,236.91 = 190,474.68/x - Step 3: Cross multiply
351,620.02x = 485,236.91 × 190,474.68 - Step 4: Simplify right side
351,620.02x = 92,425,345,632.63 - Step 5: Solve for x
x = 92,425,345,632.63/351,620.02 - Step 6: Final answer
x = 262,855.76
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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.