Finding the Fourth Proportional to 522,805.69, 784,216.28 and 202,976.08
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Solution
The fourth proportional to 522,805.69, 784,216.28 and 202,976.08 is: 304,467.12
Step by Step Solution
- Step 1: Write the proportion equation
522,805.69 : 784,216.28 = 202,976.08 : x - Step 2: Convert to fraction form
522,805.69/784,216.28 = 202,976.08/x - Step 3: Cross multiply
522,805.69x = 784,216.28 × 202,976.08 - Step 4: Simplify right side
522,805.69x = 159,177,144,933.48 - Step 5: Solve for x
x = 159,177,144,933.48/522,805.69 - Step 6: Final answer
x = 304,467.12
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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.