Finding the Fourth Proportional to 335,750.70, 503,715.15 and 146,129.70
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Solution
The fourth proportional to 335,750.70, 503,715.15 and 146,129.70 is: 219,233.33
Step by Step Solution
- Step 1: Write the proportion equation
335,750.70 : 503,715.15 = 146,129.70 : x - Step 2: Convert to fraction form
335,750.70/503,715.15 = 146,129.70/x - Step 3: Cross multiply
335,750.70x = 503,715.15 × 146,129.70 - Step 4: Simplify right side
335,750.70x = 73,607,743,754.96 - Step 5: Solve for x
x = 73,607,743,754.96/335,750.70 - Step 6: Final answer
x = 219,233.33
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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.