Finding the Fourth Proportional to 353,170.44, 529,743.76 and 153,490.84
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Solution
The fourth proportional to 353,170.44, 529,743.76 and 153,490.84 is: 230,231.09
Step by Step Solution
- Step 1: Write the proportion equation
353,170.44 : 529,743.76 = 153,490.84 : x - Step 2: Convert to fraction form
353,170.44/529,743.76 = 153,490.84/x - Step 3: Cross multiply
353,170.44x = 529,743.76 × 153,490.84 - Step 4: Simplify right side
353,170.44x = 81,310,814,707.16 - Step 5: Solve for x
x = 81,310,814,707.16/353,170.44 - Step 6: Final answer
x = 230,231.09
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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.