Finding the Fourth Proportional to 984,631.07, 1,476,958.37 and 274,615.91
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Solution
The fourth proportional to 984,631.07, 1,476,958.37 and 274,615.91 is: 411,927.15
Step by Step Solution
- Step 1: Write the proportion equation
984,631.07 : 1,476,958.37 = 274,615.91 : x - Step 2: Convert to fraction form
984,631.07/1,476,958.37 = 274,615.91/x - Step 3: Cross multiply
984,631.07x = 1,476,958.37 × 274,615.91 - Step 4: Simplify right side
984,631.07x = 405,596,266,809.67 - Step 5: Solve for x
x = 405,596,266,809.67/984,631.07 - Step 6: Final answer
x = 411,927.15
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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.