Finding the Fourth Proportional to 633,715.20, 950,371.92 and 207,154.44
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Solution
The fourth proportional to 633,715.20, 950,371.92 and 207,154.44 is: 310,665.99
Step by Step Solution
- Step 1: Write the proportion equation
633,715.20 : 950,371.92 = 207,154.44 : x - Step 2: Convert to fraction form
633,715.20/950,371.92 = 207,154.44/x - Step 3: Cross multiply
633,715.20x = 950,371.92 × 207,154.44 - Step 4: Simplify right side
633,715.20x = 196,873,762,879.33 - Step 5: Solve for x
x = 196,873,762,879.33/633,715.20 - Step 6: Final answer
x = 310,665.99
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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.