Finding the Fourth Proportional to 423,608.08, 635,535.10 and 170,758.08
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Solution
The fourth proportional to 423,608.08, 635,535.10 and 170,758.08 is: 256,186.69
Step by Step Solution
- Step 1: Write the proportion equation
423,608.08 : 635,535.10 = 170,758.08 : x - Step 2: Convert to fraction form
423,608.08/635,535.10 = 170,758.08/x - Step 3: Cross multiply
423,608.08x = 635,535.10 × 170,758.08 - Step 4: Simplify right side
423,608.08x = 108,522,753,448.61 - Step 5: Solve for x
x = 108,522,753,448.61/423,608.08 - Step 6: Final answer
x = 256,186.69
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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.