Finding the Fourth Proportional to 449,811.99, 674,707.25 and 146,205.77
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Solution
The fourth proportional to 449,811.99, 674,707.25 and 146,205.77 is: 219,305.16
Step by Step Solution
- Step 1: Write the proportion equation
449,811.99 : 674,707.25 = 146,205.77 : x - Step 2: Convert to fraction form
449,811.99/674,707.25 = 146,205.77/x - Step 3: Cross multiply
449,811.99x = 674,707.25 × 146,205.77 - Step 4: Simplify right side
449,811.99x = 98,646,088,906.27 - Step 5: Solve for x
x = 98,646,088,906.27/449,811.99 - Step 6: Final answer
x = 219,305.16
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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.