Finding the Fourth Proportional to 372,409.26, 513,927.22 and 202,644.60
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Solution
The fourth proportional to 372,409.26, 513,927.22 and 202,644.60 is: 279,650.88
Step by Step Solution
- Step 1: Write the proportion equation
372,409.26 : 513,927.22 = 202,644.60 : x - Step 2: Convert to fraction form
372,409.26/513,927.22 = 202,644.60/x - Step 3: Cross multiply
372,409.26x = 513,927.22 × 202,644.60 - Step 4: Simplify right side
372,409.26x = 104,144,575,926.01 - Step 5: Solve for x
x = 104,144,575,926.01/372,409.26 - Step 6: Final answer
x = 279,650.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.