Finding the Fourth Proportional to 246,687.42, 340,370.88 and 144,707.61
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Solution
The fourth proportional to 246,687.42, 340,370.88 and 144,707.61 is: 199,662.62
Step by Step Solution
- Step 1: Write the proportion equation
246,687.42 : 340,370.88 = 144,707.61 : x - Step 2: Convert to fraction form
246,687.42/340,370.88 = 144,707.61/x - Step 3: Cross multiply
246,687.42x = 340,370.88 × 144,707.61 - Step 4: Simplify right side
246,687.42x = 49,254,257,292.13 - Step 5: Solve for x
x = 49,254,257,292.13/246,687.42 - Step 6: Final answer
x = 199,662.62
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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.