Finding the Fourth Proportional to 284,607.10, 426,910.65 and 107,153.92
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Solution
The fourth proportional to 284,607.10, 426,910.65 and 107,153.92 is: 160,730.88
Step by Step Solution
- Step 1: Write the proportion equation
284,607.10 : 426,910.65 = 107,153.92 : x - Step 2: Convert to fraction form
284,607.10/426,910.65 = 107,153.92/x - Step 3: Cross multiply
284,607.10x = 426,910.65 × 107,153.92 - Step 4: Simplify right side
284,607.10x = 45,745,149,637.25 - Step 5: Solve for x
x = 45,745,149,637.25/284,607.10 - Step 6: Final answer
x = 160,730.88
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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.