Finding the Fourth Proportional to 283,962.70, 425,819.22 and 106,345.09
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Solution
The fourth proportional to 283,962.70, 425,819.22 and 106,345.09 is: 159,470.89
Step by Step Solution
- Step 1: Write the proportion equation
283,962.70 : 425,819.22 = 106,345.09 : x - Step 2: Convert to fraction form
283,962.70/425,819.22 = 106,345.09/x - Step 3: Cross multiply
283,962.70x = 425,819.22 × 106,345.09 - Step 4: Simplify right side
283,962.70x = 45,283,783,274.63 - Step 5: Solve for x
x = 45,283,783,274.63/283,962.70 - Step 6: Final answer
x = 159,470.89
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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.