Finding the Fourth Proportional to 576,622.20, 864,931.26 and 155,898
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Solution
The fourth proportional to 576,622.20, 864,931.26 and 155,898 is: 233,846.45
Step by Step Solution
- Step 1: Write the proportion equation
576,622.20 : 864,931.26 = 155,898 : x - Step 2: Convert to fraction form
576,622.20/864,931.26 = 155,898/x - Step 3: Cross multiply
576,622.20x = 864,931.26 × 155,898 - Step 4: Simplify right side
576,622.20x = 134,841,053,571.48 - Step 5: Solve for x
x = 134,841,053,571.48/576,622.20 - Step 6: Final answer
x = 233,846.45
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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.