Finding the Fourth Proportional to 488,910.30, 733,366.08 and 133,927.44
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Solution
The fourth proportional to 488,910.30, 733,366.08 and 133,927.44 is: 200,891.33
Step by Step Solution
- Step 1: Write the proportion equation
488,910.30 : 733,366.08 = 133,927.44 : x - Step 2: Convert to fraction form
488,910.30/733,366.08 = 133,927.44/x - Step 3: Cross multiply
488,910.30x = 733,366.08 × 133,927.44 - Step 4: Simplify right side
488,910.30x = 98,217,841,677.24 - Step 5: Solve for x
x = 98,217,841,677.24/488,910.30 - Step 6: Final answer
x = 200,891.33
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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.