Finding the Fourth Proportional to 337,126.81, 505,764.08 and 126,764.75
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Solution
The fourth proportional to 337,126.81, 505,764.08 and 126,764.75 is: 190,174.90
Step by Step Solution
- Step 1: Write the proportion equation
337,126.81 : 505,764.08 = 126,764.75 : x - Step 2: Convert to fraction form
337,126.81/505,764.08 = 126,764.75/x - Step 3: Cross multiply
337,126.81x = 505,764.08 × 126,764.75 - Step 4: Simplify right side
337,126.81x = 64,113,057,160.18 - Step 5: Solve for x
x = 64,113,057,160.18/337,126.81 - Step 6: Final answer
x = 190,174.90
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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.