Finding the Fourth Proportional to 382,838.40, 573,998.40 and 202,953.60
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Solution
The fourth proportional to 382,838.40, 573,998.40 and 202,953.60 is: 304,292.99
Step by Step Solution
- Step 1: Write the proportion equation
382,838.40 : 573,998.40 = 202,953.60 : x - Step 2: Convert to fraction form
382,838.40/573,998.40 = 202,953.60/x - Step 3: Cross multiply
382,838.40x = 573,998.40 × 202,953.60 - Step 4: Simplify right side
382,838.40x = 116,495,041,674.24 - Step 5: Solve for x
x = 116,495,041,674.24/382,838.40 - Step 6: Final answer
x = 304,292.99
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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.