Finding the Fourth Proportional to 284,524.12, 426,457.86 and 106,917.58
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Solution
The fourth proportional to 284,524.12, 426,457.86 and 106,917.58 is: 160,252.99
Step by Step Solution
- Step 1: Write the proportion equation
284,524.12 : 426,457.86 = 106,917.58 : x - Step 2: Convert to fraction form
284,524.12/426,457.86 = 106,917.58/x - Step 3: Cross multiply
284,524.12x = 426,457.86 × 106,917.58 - Step 4: Simplify right side
284,524.12x = 45,595,842,363.18 - Step 5: Solve for x
x = 45,595,842,363.18/284,524.12 - Step 6: Final answer
x = 160,252.99
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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.