Finding the Fourth Proportional to 296,756.86, 409,523.91 and 160,794.49
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Solution
The fourth proportional to 296,756.86, 409,523.91 and 160,794.49 is: 221,896.09
Step by Step Solution
- Step 1: Write the proportion equation
296,756.86 : 409,523.91 = 160,794.49 : x - Step 2: Convert to fraction form
296,756.86/409,523.91 = 160,794.49/x - Step 3: Cross multiply
296,756.86x = 409,523.91 × 160,794.49 - Step 4: Simplify right side
296,756.86x = 65,849,188,251.26 - Step 5: Solve for x
x = 65,849,188,251.26/296,756.86 - Step 6: Final answer
x = 221,896.09
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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.