Finding the Fourth Proportional to 834,336.23, 1,250,631.68 and 385,351.62
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Solution
The fourth proportional to 834,336.23, 1,250,631.68 and 385,351.62 is: 577,624.38
Step by Step Solution
- Step 1: Write the proportion equation
834,336.23 : 1,250,631.68 = 385,351.62 : x - Step 2: Convert to fraction form
834,336.23/1,250,631.68 = 385,351.62/x - Step 3: Cross multiply
834,336.23x = 1,250,631.68 × 385,351.62 - Step 4: Simplify right side
834,336.23x = 481,932,944,804.88 - Step 5: Solve for x
x = 481,932,944,804.88/834,336.23 - Step 6: Final answer
x = 577,624.38
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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.