Finding the Fourth Proportional to 625,737.42, 863,534.64 and 353,845.98
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Solution
The fourth proportional to 625,737.42, 863,534.64 and 353,845.98 is: 488,317.07
Step by Step Solution
- Step 1: Write the proportion equation
625,737.42 : 863,534.64 = 353,845.98 : x - Step 2: Convert to fraction form
625,737.42/863,534.64 = 353,845.98/x - Step 3: Cross multiply
625,737.42x = 863,534.64 × 353,845.98 - Step 4: Simplify right side
625,737.42x = 305,558,260,954.75 - Step 5: Solve for x
x = 305,558,260,954.75/625,737.42 - Step 6: Final answer
x = 488,317.07
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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.