Finding the Fourth Proportional to 275,129.48, 412,810.86 and 150,324.68
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Solution
The fourth proportional to 275,129.48, 412,810.86 and 150,324.68 is: 225,550.75
Step by Step Solution
- Step 1: Write the proportion equation
275,129.48 : 412,810.86 = 150,324.68 : x - Step 2: Convert to fraction form
275,129.48/412,810.86 = 150,324.68/x - Step 3: Cross multiply
275,129.48x = 412,810.86 × 150,324.68 - Step 4: Simplify right side
275,129.48x = 62,055,660,430.02 - Step 5: Solve for x
x = 62,055,660,430.02/275,129.48 - Step 6: Final answer
x = 225,550.75
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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.