Finding the Fourth Proportional to 373,548.58, 515,498.25 and 203,786.26
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Solution
The fourth proportional to 373,548.58, 515,498.25 and 203,786.26 is: 281,225.70
Step by Step Solution
- Step 1: Write the proportion equation
373,548.58 : 515,498.25 = 203,786.26 : x - Step 2: Convert to fraction form
373,548.58/515,498.25 = 203,786.26/x - Step 3: Cross multiply
373,548.58x = 515,498.25 × 203,786.26 - Step 4: Simplify right side
373,548.58x = 105,051,460,404.05 - Step 5: Solve for x
x = 105,051,460,404.05/373,548.58 - Step 6: Final answer
x = 281,225.70
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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.