Finding the Fourth Proportional to 737,915.79, 1,018,396.22 and 431,973.62
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Solution
The fourth proportional to 737,915.79, 1,018,396.22 and 431,973.62 is: 596,166.00
Step by Step Solution
- Step 1: Write the proportion equation
737,915.79 : 1,018,396.22 = 431,973.62 : x - Step 2: Convert to fraction form
737,915.79/1,018,396.22 = 431,973.62/x - Step 3: Cross multiply
737,915.79x = 1,018,396.22 × 431,973.62 - Step 4: Simplify right side
737,915.79x = 439,920,301,747.72 - Step 5: Solve for x
x = 439,920,301,747.72/737,915.79 - Step 6: Final answer
x = 596,166.00
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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.