Finding the Fourth Proportional to 423,659.12, 635,751.12 and 246,249.68
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Solution
The fourth proportional to 423,659.12, 635,751.12 and 246,249.68 is: 369,527.06
Step by Step Solution
- Step 1: Write the proportion equation
423,659.12 : 635,751.12 = 246,249.68 : x - Step 2: Convert to fraction form
423,659.12/635,751.12 = 246,249.68/x - Step 3: Cross multiply
423,659.12x = 635,751.12 × 246,249.68 - Step 4: Simplify right side
423,659.12x = 156,553,509,859.64 - Step 5: Solve for x
x = 156,553,509,859.64/423,659.12 - Step 6: Final answer
x = 369,527.06
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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.