Finding the Fourth Proportional to 575,629.44, 863,438.64 and 322,909.44
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Solution
The fourth proportional to 575,629.44, 863,438.64 and 322,909.44 is: 484,361.06
Step by Step Solution
- Step 1: Write the proportion equation
575,629.44 : 863,438.64 = 322,909.44 : x - Step 2: Convert to fraction form
575,629.44/863,438.64 = 322,909.44/x - Step 3: Cross multiply
575,629.44x = 863,438.64 × 322,909.44 - Step 4: Simplify right side
575,629.44x = 278,812,487,716.76 - Step 5: Solve for x
x = 278,812,487,716.76/575,629.44 - Step 6: Final answer
x = 484,361.06
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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.