Finding the Fourth Proportional to 401,731.44, 602,176.44 and 135,399.84
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Solution
The fourth proportional to 401,731.44, 602,176.44 and 135,399.84 is: 202,957.96
Step by Step Solution
- Step 1: Write the proportion equation
401,731.44 : 602,176.44 = 135,399.84 : x - Step 2: Convert to fraction form
401,731.44/602,176.44 = 135,399.84/x - Step 3: Cross multiply
401,731.44x = 602,176.44 × 135,399.84 - Step 4: Simplify right side
401,731.44x = 81,534,593,627.77 - Step 5: Solve for x
x = 81,534,593,627.77/401,731.44 - Step 6: Final answer
x = 202,957.96
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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.