Finding the Fourth Proportional to 504,157.21, 695,727.94 and 274,716.49
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Solution
The fourth proportional to 504,157.21, 695,727.94 and 274,716.49 is: 379,103.85
Step by Step Solution
- Step 1: Write the proportion equation
504,157.21 : 695,727.94 = 274,716.49 : x - Step 2: Convert to fraction form
504,157.21/695,727.94 = 274,716.49/x - Step 3: Cross multiply
504,157.21x = 695,727.94 × 274,716.49 - Step 4: Simplify right side
504,157.21x = 191,127,937,671.73 - Step 5: Solve for x
x = 191,127,937,671.73/504,157.21 - Step 6: Final answer
x = 379,103.85
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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.