Finding the Fourth Proportional to 568,468.98, 784,466.60 and 313,814.70
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Solution
The fourth proportional to 568,468.98, 784,466.60 and 313,814.70 is: 433,052.92
Step by Step Solution
- Step 1: Write the proportion equation
568,468.98 : 784,466.60 = 313,814.70 : x - Step 2: Convert to fraction form
568,468.98/784,466.60 = 313,814.70/x - Step 3: Cross multiply
568,468.98x = 784,466.60 × 313,814.70 - Step 4: Simplify right side
568,468.98x = 246,177,149,169.95 - Step 5: Solve for x
x = 246,177,149,169.95/568,468.98 - Step 6: Final answer
x = 433,052.92
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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.