Finding the Fourth Proportional to 307,663.98, 461,493.84 and 165,576.09
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Solution
The fourth proportional to 307,663.98, 461,493.84 and 165,576.09 is: 248,362.99
Step by Step Solution
- Step 1: Write the proportion equation
307,663.98 : 461,493.84 = 165,576.09 : x - Step 2: Convert to fraction form
307,663.98/461,493.84 = 165,576.09/x - Step 3: Cross multiply
307,663.98x = 461,493.84 × 165,576.09 - Step 4: Simplify right side
307,663.98x = 76,412,345,586.29 - Step 5: Solve for x
x = 76,412,345,586.29/307,663.98 - Step 6: Final answer
x = 248,362.99
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1.5x scale
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.