Finding the Fourth Proportional to 568,502.07, 784,517.85 and 313,847.79
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Solution
The fourth proportional to 568,502.07, 784,517.85 and 313,847.79 is: 433,101.67
Step by Step Solution
- Step 1: Write the proportion equation
568,502.07 : 784,517.85 = 313,847.79 : x - Step 2: Convert to fraction form
568,502.07/784,517.85 = 313,847.79/x - Step 3: Cross multiply
568,502.07x = 784,517.85 × 313,847.79 - Step 4: Simplify right side
568,502.07x = 246,219,193,438.05 - Step 5: Solve for x
x = 246,219,193,438.05/568,502.07 - Step 6: Final answer
x = 433,101.67
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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.