Finding the Fourth Proportional to 306,299.20, 459,260.64 and 119,092.48
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Solution
The fourth proportional to 306,299.20, 459,260.64 and 119,092.48 is: 178,565.56
Step by Step Solution
- Step 1: Write the proportion equation
306,299.20 : 459,260.64 = 119,092.48 : x - Step 2: Convert to fraction form
306,299.20/459,260.64 = 119,092.48/x - Step 3: Cross multiply
306,299.20x = 459,260.64 × 119,092.48 - Step 4: Simplify right side
306,299.20x = 54,694,488,583.99 - Step 5: Solve for x
x = 54,694,488,583.99/306,299.20 - Step 6: Final answer
x = 178,565.56
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1.5x scale
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.