Finding the Fourth Proportional to 269,908.62, 404,737.65 and 157,622.10
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Solution
The fourth proportional to 269,908.62, 404,737.65 and 157,622.10 is: 236,359.99
Step by Step Solution
- Step 1: Write the proportion equation
269,908.62 : 404,737.65 = 157,622.10 : x - Step 2: Convert to fraction form
269,908.62/404,737.65 = 157,622.10/x - Step 3: Cross multiply
269,908.62x = 404,737.65 × 157,622.10 - Step 4: Simplify right side
269,908.62x = 63,795,598,342.07 - Step 5: Solve for x
x = 63,795,598,342.07/269,908.62 - Step 6: Final answer
x = 236,359.99
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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.