Finding the Fourth Proportional to 431,596.19, 595,605.29 and 250,416.02
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Solution
The fourth proportional to 431,596.19, 595,605.29 and 250,416.02 is: 345,575.59
Step by Step Solution
- Step 1: Write the proportion equation
431,596.19 : 595,605.29 = 250,416.02 : x - Step 2: Convert to fraction form
431,596.19/595,605.29 = 250,416.02/x - Step 3: Cross multiply
431,596.19x = 595,605.29 × 250,416.02 - Step 4: Simplify right side
431,596.19x = 149,149,106,212.75 - Step 5: Solve for x
x = 149,149,106,212.75/431,596.19 - Step 6: Final answer
x = 345,575.59
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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.