Finding the Fourth Proportional to 880,816.24, 1,215,611.73 and 493,697.42
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Solution
The fourth proportional to 880,816.24, 1,215,611.73 and 493,697.42 is: 681,350.26
Step by Step Solution
- Step 1: Write the proportion equation
880,816.24 : 1,215,611.73 = 493,697.42 : x - Step 2: Convert to fraction form
880,816.24/1,215,611.73 = 493,697.42/x - Step 3: Cross multiply
880,816.24x = 1,215,611.73 × 493,697.42 - Step 4: Simplify right side
880,816.24x = 600,144,374,822.74 - Step 5: Solve for x
x = 600,144,374,822.74/880,816.24 - Step 6: Final answer
x = 681,350.26
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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.