Finding the Fourth Proportional to 654,178.58, 902,634.12 and 382,193.94
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Solution
The fourth proportional to 654,178.58, 902,634.12 and 382,193.94 is: 527,350.33
Step by Step Solution
- Step 1: Write the proportion equation
654,178.58 : 902,634.12 = 382,193.94 : x - Step 2: Convert to fraction form
654,178.58/902,634.12 = 382,193.94/x - Step 3: Cross multiply
654,178.58x = 902,634.12 × 382,193.94 - Step 4: Simplify right side
654,178.58x = 344,981,290,701.23 - Step 5: Solve for x
x = 344,981,290,701.23/654,178.58 - Step 6: Final answer
x = 527,350.33
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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.