Finding the Fourth Proportional to 306,609.27, 459,990.55 and 301,523.68
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Solution
The fourth proportional to 306,609.27, 459,990.55 and 301,523.68 is: 452,360.89
Step by Step Solution
- Step 1: Write the proportion equation
306,609.27 : 459,990.55 = 301,523.68 : x - Step 2: Convert to fraction form
306,609.27/459,990.55 = 301,523.68/x - Step 3: Cross multiply
306,609.27x = 459,990.55 × 301,523.68 - Step 4: Simplify right side
306,609.27x = 138,698,043,401.22 - Step 5: Solve for x
x = 138,698,043,401.22/306,609.27 - Step 6: Final answer
x = 452,360.89
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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.