Finding the Fourth Proportional to 568,130.58, 784,043.42 and 326,488.95
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Solution
The fourth proportional to 568,130.58, 784,043.42 and 326,488.95 is: 450,568.09
Step by Step Solution
- Step 1: Write the proportion equation
568,130.58 : 784,043.42 = 326,488.95 : x - Step 2: Convert to fraction form
568,130.58/784,043.42 = 326,488.95/x - Step 3: Cross multiply
568,130.58x = 784,043.42 × 326,488.95 - Step 4: Simplify right side
568,130.58x = 255,981,511,317.76 - Step 5: Solve for x
x = 255,981,511,317.76/568,130.58 - Step 6: Final answer
x = 450,568.09
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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.