Finding the Fourth Proportional to 203,324.85, 280,411.47 and 152,451.99
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Solution
The fourth proportional to 203,324.85, 280,411.47 and 152,451.99 is: 210,251.17
Step by Step Solution
- Step 1: Write the proportion equation
203,324.85 : 280,411.47 = 152,451.99 : x - Step 2: Convert to fraction form
203,324.85/280,411.47 = 152,451.99/x - Step 3: Cross multiply
203,324.85x = 280,411.47 × 152,451.99 - Step 4: Simplify right side
203,324.85x = 42,749,286,620.33 - Step 5: Solve for x
x = 42,749,286,620.33/203,324.85 - Step 6: Final answer
x = 210,251.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.