Finding the Fourth Proportional to 568,558.99, 784,611.21 and 326,888.83
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Solution
The fourth proportional to 568,558.99, 784,611.21 and 326,888.83 is: 451,106.47
Step by Step Solution
- Step 1: Write the proportion equation
568,558.99 : 784,611.21 = 326,888.83 : x - Step 2: Convert to fraction form
568,558.99/784,611.21 = 326,888.83/x - Step 3: Cross multiply
568,558.99x = 784,611.21 × 326,888.83 - Step 4: Simplify right side
568,558.99x = 256,480,640,441.78 - Step 5: Solve for x
x = 256,480,640,441.78/568,558.99 - Step 6: Final answer
x = 451,106.47
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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.