Finding the Fourth Proportional to 568,535.43, 784,576.71 and 313,884.75
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Solution
The fourth proportional to 568,535.43, 784,576.71 and 313,884.75 is: 433,159.75
Step by Step Solution
- Step 1: Write the proportion equation
568,535.43 : 784,576.71 = 313,884.75 : x - Step 2: Convert to fraction form
568,535.43/784,576.71 = 313,884.75/x - Step 3: Cross multiply
568,535.43x = 784,576.71 × 313,884.75 - Step 4: Simplify right side
568,535.43x = 246,266,664,474.17 - Step 5: Solve for x
x = 246,266,664,474.17/568,535.43 - Step 6: Final answer
x = 433,159.75
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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.