Finding the Fourth Proportional to 568,124.46, 784,028.10 and 313,492.08
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Solution
The fourth proportional to 568,124.46, 784,028.10 and 313,492.08 is: 432,628.09
Step by Step Solution
- Step 1: Write the proportion equation
568,124.46 : 784,028.10 = 313,492.08 : x - Step 2: Convert to fraction form
568,124.46/784,028.10 = 313,492.08/x - Step 3: Cross multiply
568,124.46x = 784,028.10 × 313,492.08 - Step 4: Simplify right side
568,124.46x = 245,786,599,847.45 - Step 5: Solve for x
x = 245,786,599,847.45/568,124.46 - Step 6: Final answer
x = 432,628.09
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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.