Finding the Fourth Proportional to 431,609.41, 595,431.99 and 411,598.36
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Solution
The fourth proportional to 431,609.41, 595,431.99 and 411,598.36 is: 567,825.50
Step by Step Solution
- Step 1: Write the proportion equation
431,609.41 : 595,431.99 = 411,598.36 : x - Step 2: Convert to fraction form
431,609.41/595,431.99 = 411,598.36/x - Step 3: Cross multiply
431,609.41x = 595,431.99 × 411,598.36 - Step 4: Simplify right side
431,609.41x = 245,078,830,575.54 - Step 5: Solve for x
x = 245,078,830,575.54/431,609.41 - Step 6: Final answer
x = 567,825.50
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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.