Finding the Fourth Proportional to 431,575.18, 595,576.30 and 250,394.99
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Solution
The fourth proportional to 431,575.18, 595,576.30 and 250,394.99 is: 345,546.57
Step by Step Solution
- Step 1: Write the proportion equation
431,575.18 : 595,576.30 = 250,394.99 : x - Step 2: Convert to fraction form
431,575.18/595,576.30 = 250,394.99/x - Step 3: Cross multiply
431,575.18x = 595,576.30 × 250,394.99 - Step 4: Simplify right side
431,575.18x = 149,129,321,682.74 - Step 5: Solve for x
x = 149,129,321,682.74/431,575.18 - Step 6: Final answer
x = 345,546.57
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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.