Finding the Fourth Proportional to 373,705.31, 560,557.97 and 121,197.03
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Solution
The fourth proportional to 373,705.31, 560,557.97 and 121,197.03 is: 181,795.55
Step by Step Solution
- Step 1: Write the proportion equation
373,705.31 : 560,557.97 = 121,197.03 : x - Step 2: Convert to fraction form
373,705.31/560,557.97 = 121,197.03/x - Step 3: Cross multiply
373,705.31x = 560,557.97 × 121,197.03 - Step 4: Simplify right side
373,705.31x = 67,937,961,409.82 - Step 5: Solve for x
x = 67,937,961,409.82/373,705.31 - Step 6: Final answer
x = 181,795.55
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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.