Finding the Fourth Proportional to 656,516.28, 984,495.50 and 257,093.53
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Solution
The fourth proportional to 656,516.28, 984,495.50 and 257,093.53 is: 385,531.07
Step by Step Solution
- Step 1: Write the proportion equation
656,516.28 : 984,495.50 = 257,093.53 : x - Step 2: Convert to fraction form
656,516.28/984,495.50 = 257,093.53/x - Step 3: Cross multiply
656,516.28x = 984,495.50 × 257,093.53 - Step 4: Simplify right side
656,516.28x = 253,107,423,364.12 - Step 5: Solve for x
x = 253,107,423,364.12/656,516.28 - Step 6: Final answer
x = 385,531.07
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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.