Finding the Fourth Proportional to 660,732.99, 991,087.79 and 250,481.26
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Solution
The fourth proportional to 660,732.99, 991,087.79 and 250,481.26 is: 375,717.45
Step by Step Solution
- Step 1: Write the proportion equation
660,732.99 : 991,087.79 = 250,481.26 : x - Step 2: Convert to fraction form
660,732.99/991,087.79 = 250,481.26/x - Step 3: Cross multiply
660,732.99x = 991,087.79 × 250,481.26 - Step 4: Simplify right side
660,732.99x = 248,248,913,454.38 - Step 5: Solve for x
x = 248,248,913,454.38/660,732.99 - Step 6: Final answer
x = 375,717.45
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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.