Finding the Fourth Proportional to 884,908.96, 1,327,806.48 and 405,135.84
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Solution
The fourth proportional to 884,908.96, 1,327,806.48 and 405,135.84 is: 607,906.60
Step by Step Solution
- Step 1: Write the proportion equation
884,908.96 : 1,327,806.48 = 405,135.84 : x - Step 2: Convert to fraction form
884,908.96/1,327,806.48 = 405,135.84/x - Step 3: Cross multiply
884,908.96x = 1,327,806.48 × 405,135.84 - Step 4: Simplify right side
884,908.96x = 537,941,993,632.24 - Step 5: Solve for x
x = 537,941,993,632.24/884,908.96 - Step 6: Final answer
x = 607,906.60
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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.