Finding the Fourth Proportional to 385,190.24, 577,472.19 and 160,717.87
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Solution
The fourth proportional to 385,190.24, 577,472.19 and 160,717.87 is: 240,946.14
Step by Step Solution
- Step 1: Write the proportion equation
385,190.24 : 577,472.19 = 160,717.87 : x - Step 2: Convert to fraction form
385,190.24/577,472.19 = 160,717.87/x - Step 3: Cross multiply
385,190.24x = 577,472.19 × 160,717.87 - Step 4: Simplify right side
385,190.24x = 92,810,100,480.18 - Step 5: Solve for x
x = 92,810,100,480.18/385,190.24 - Step 6: Final answer
x = 240,946.14
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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.