Finding the Fourth Proportional to 496,614.24, 744,921.60 and 122,637.60
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Solution
The fourth proportional to 496,614.24, 744,921.60 and 122,637.60 is: 183,956.46
Step by Step Solution
- Step 1: Write the proportion equation
496,614.24 : 744,921.60 = 122,637.60 : x - Step 2: Convert to fraction form
496,614.24/744,921.60 = 122,637.60/x - Step 3: Cross multiply
496,614.24x = 744,921.60 × 122,637.60 - Step 4: Simplify right side
496,614.24x = 91,355,397,212.16 - Step 5: Solve for x
x = 91,355,397,212.16/496,614.24 - Step 6: Final answer
x = 183,956.46
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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.