Finding the Fourth Proportional to 296,566.99, 409,262.66 and 160,601.09
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Solution
The fourth proportional to 296,566.99, 409,262.66 and 160,601.09 is: 221,629.61
Step by Step Solution
- Step 1: Write the proportion equation
296,566.99 : 409,262.66 = 160,601.09 : x - Step 2: Convert to fraction form
296,566.99/409,262.66 = 160,601.09/x - Step 3: Cross multiply
296,566.99x = 409,262.66 × 160,601.09 - Step 4: Simplify right side
296,566.99x = 65,728,027,647.49 - Step 5: Solve for x
x = 65,728,027,647.49/296,566.99 - Step 6: Final answer
x = 221,629.61
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1.5x scale
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.