Finding the Fourth Proportional to 306,189.91, 459,295.22 and 106,512.02
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Solution
The fourth proportional to 306,189.91, 459,295.22 and 106,512.02 is: 159,771.63
Step by Step Solution
- Step 1: Write the proportion equation
306,189.91 : 459,295.22 = 106,512.02 : x - Step 2: Convert to fraction form
306,189.91/459,295.22 = 106,512.02/x - Step 3: Cross multiply
306,189.91x = 459,295.22 × 106,512.02 - Step 4: Simplify right side
306,189.91x = 48,920,461,350.71 - Step 5: Solve for x
x = 48,920,461,350.71/306,189.91 - Step 6: Final answer
x = 159,771.63
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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.