Finding the Fourth Proportional to 362,475.81, 543,938.24 and 210,744.30
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Solution
The fourth proportional to 362,475.81, 543,938.24 and 210,744.30 is: 316,246.99
Step by Step Solution
- Step 1: Write the proportion equation
362,475.81 : 543,938.24 = 210,744.30 : x - Step 2: Convert to fraction form
362,475.81/543,938.24 = 210,744.30/x - Step 3: Cross multiply
362,475.81x = 543,938.24 × 210,744.30 - Step 4: Simplify right side
362,475.81x = 114,631,882,578.31 - Step 5: Solve for x
x = 114,631,882,578.31/362,475.81 - Step 6: Final answer
x = 316,246.99
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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.