Finding the Fourth Proportional to 341,392.96, 512,049.06 and 214,658.92
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Solution
The fourth proportional to 341,392.96, 512,049.06 and 214,658.92 is: 321,962.99
Step by Step Solution
- Step 1: Write the proportion equation
341,392.96 : 512,049.06 = 214,658.92 : x - Step 2: Convert to fraction form
341,392.96/512,049.06 = 214,658.92/x - Step 3: Cross multiply
341,392.96x = 512,049.06 × 214,658.92 - Step 4: Simplify right side
341,392.96x = 109,915,898,206.62 - Step 5: Solve for x
x = 109,915,898,206.62/341,392.96 - Step 6: Final answer
x = 321,962.99
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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.