Finding the Fourth Proportional to 373,708.99, 515,720.01 and 203,946.76
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Solution
The fourth proportional to 373,708.99, 515,720.01 and 203,946.76 is: 281,447.40
Step by Step Solution
- Step 1: Write the proportion equation
373,708.99 : 515,720.01 = 203,946.76 : x - Step 2: Convert to fraction form
373,708.99/515,720.01 = 203,946.76/x - Step 3: Cross multiply
373,708.99x = 515,720.01 × 203,946.76 - Step 4: Simplify right side
373,708.99x = 105,179,425,106.67 - Step 5: Solve for x
x = 105,179,425,106.67/373,708.99 - Step 6: Final answer
x = 281,447.40
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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.