Finding the Fourth Proportional to 300,739.44, 415,020.24 and 164,782.08
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Solution
The fourth proportional to 300,739.44, 415,020.24 and 164,782.08 is: 227,399.17
Step by Step Solution
- Step 1: Write the proportion equation
300,739.44 : 415,020.24 = 164,782.08 : x - Step 2: Convert to fraction form
300,739.44/415,020.24 = 164,782.08/x - Step 3: Cross multiply
300,739.44x = 415,020.24 × 164,782.08 - Step 4: Simplify right side
300,739.44x = 68,387,898,389.30 - Step 5: Solve for x
x = 68,387,898,389.30/300,739.44 - Step 6: Final answer
x = 227,399.17
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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.