Finding the Fourth Proportional to 275,786.23, 413,296.62 and 125,659.63
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Solution
The fourth proportional to 275,786.23, 413,296.62 and 125,659.63 is: 188,315.06
Step by Step Solution
- Step 1: Write the proportion equation
275,786.23 : 413,296.62 = 125,659.63 : x - Step 2: Convert to fraction form
275,786.23/413,296.62 = 125,659.63/x - Step 3: Cross multiply
275,786.23x = 413,296.62 × 125,659.63 - Step 4: Simplify right side
275,786.23x = 51,934,700,349.45 - Step 5: Solve for x
x = 51,934,700,349.45/275,786.23 - Step 6: Final answer
x = 188,315.06
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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.