Finding the Fourth Proportional to 373,351.96, 515,224.76 and 203,586.09
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Solution
The fourth proportional to 373,351.96, 515,224.76 and 203,586.09 is: 280,948.29
Step by Step Solution
- Step 1: Write the proportion equation
373,351.96 : 515,224.76 = 203,586.09 : x - Step 2: Convert to fraction form
373,351.96/515,224.76 = 203,586.09/x - Step 3: Cross multiply
373,351.96x = 515,224.76 × 203,586.09 - Step 4: Simplify right side
373,351.96x = 104,892,594,359.59 - Step 5: Solve for x
x = 104,892,594,359.59/373,351.96 - Step 6: Final answer
x = 280,948.29
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1.5x scale
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.