Finding the Fourth Proportional to 633,689.10, 950,222.61 and 313,470.99
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Solution
The fourth proportional to 633,689.10, 950,222.61 and 313,470.99 is: 470,052.62
Step by Step Solution
- Step 1: Write the proportion equation
633,689.10 : 950,222.61 = 313,470.99 : x - Step 2: Convert to fraction form
633,689.10/950,222.61 = 313,470.99/x - Step 3: Cross multiply
633,689.10x = 950,222.61 × 313,470.99 - Step 4: Simplify right side
633,689.10x = 297,867,222,277.08 - Step 5: Solve for x
x = 297,867,222,277.08/633,689.10 - Step 6: Final answer
x = 470,052.62
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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.