Finding the Fourth Proportional to 504,361.71, 696,014.60 and 274,918.95
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Solution
The fourth proportional to 504,361.71, 696,014.60 and 274,918.95 is: 379,385.66
Step by Step Solution
- Step 1: Write the proportion equation
504,361.71 : 696,014.60 = 274,918.95 : x - Step 2: Convert to fraction form
504,361.71/696,014.60 = 274,918.95/x - Step 3: Cross multiply
504,361.71x = 696,014.60 × 274,918.95 - Step 4: Simplify right side
504,361.71x = 191,347,601,642.08 - Step 5: Solve for x
x = 191,347,601,642.08/504,361.71 - Step 6: Final answer
x = 379,385.66
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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.