Finding the Fourth Proportional to 480,337.43, 720,518.49 and 227,558.70
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Solution
The fourth proportional to 480,337.43, 720,518.49 and 227,558.70 is: 341,343.90
Step by Step Solution
- Step 1: Write the proportion equation
480,337.43 : 720,518.49 = 227,558.70 : x - Step 2: Convert to fraction form
480,337.43/720,518.49 = 227,558.70/x - Step 3: Cross multiply
480,337.43x = 720,518.49 × 227,558.70 - Step 4: Simplify right side
480,337.43x = 163,960,250,910.36 - Step 5: Solve for x
x = 163,960,250,910.36/480,337.43 - Step 6: Final answer
x = 341,343.90
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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.