Finding the Fourth Proportional to 871,392.08, 1,306,158.84 and 496,608.08
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Solution
The fourth proportional to 871,392.08, 1,306,158.84 and 496,608.08 is: 744,382.52
Step by Step Solution
- Step 1: Write the proportion equation
871,392.08 : 1,306,158.84 = 496,608.08 : x - Step 2: Convert to fraction form
871,392.08/1,306,158.84 = 496,608.08/x - Step 3: Cross multiply
871,392.08x = 1,306,158.84 × 496,608.08 - Step 4: Simplify right side
871,392.08x = 648,649,033,707.43 - Step 5: Solve for x
x = 648,649,033,707.43/871,392.08 - Step 6: Final answer
x = 744,382.52
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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.