Finding the Fourth Proportional to 431,466.40, 595,291.69 and 250,142.14
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Solution
The fourth proportional to 431,466.40, 595,291.69 and 250,142.14 is: 345,119.66
Step by Step Solution
- Step 1: Write the proportion equation
431,466.40 : 595,291.69 = 250,142.14 : x - Step 2: Convert to fraction form
431,466.40/595,291.69 = 250,142.14/x - Step 3: Cross multiply
431,466.40x = 595,291.69 × 250,142.14 - Step 4: Simplify right side
431,466.40x = 148,907,537,614.08 - Step 5: Solve for x
x = 148,907,537,614.08/431,466.40 - Step 6: Final answer
x = 345,119.66
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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.