Finding the Fourth Proportional to 274,561.44, 411,849.36 and 94,644.96
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Solution
The fourth proportional to 274,561.44, 411,849.36 and 94,644.96 is: 141,969.92
Step by Step Solution
- Step 1: Write the proportion equation
274,561.44 : 411,849.36 = 94,644.96 : x - Step 2: Convert to fraction form
274,561.44/411,849.36 = 94,644.96/x - Step 3: Cross multiply
274,561.44x = 411,849.36 × 94,644.96 - Step 4: Simplify right side
274,561.44x = 38,979,466,203.23 - Step 5: Solve for x
x = 38,979,466,203.23/274,561.44 - Step 6: Final answer
x = 141,969.92
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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.