Finding the Fourth Proportional to 256,615.36, 353,752.12 and 179,902.19
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Solution
The fourth proportional to 256,615.36, 353,752.12 and 179,902.19 is: 248,000.66
Step by Step Solution
- Step 1: Write the proportion equation
256,615.36 : 353,752.12 = 179,902.19 : x - Step 2: Convert to fraction form
256,615.36/353,752.12 = 179,902.19/x - Step 3: Cross multiply
256,615.36x = 353,752.12 × 179,902.19 - Step 4: Simplify right side
256,615.36x = 63,640,779,561.26 - Step 5: Solve for x
x = 63,640,779,561.26/256,615.36 - Step 6: Final answer
x = 248,000.66
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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.