Finding the Fourth Proportional to 768,414.00, 1,059,425.62 and 630,083.26
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Solution
The fourth proportional to 768,414.00, 1,059,425.62 and 630,083.26 is: 868,706.64
Step by Step Solution
- Step 1: Write the proportion equation
768,414.00 : 1,059,425.62 = 630,083.26 : x - Step 2: Convert to fraction form
768,414.00/1,059,425.62 = 630,083.26/x - Step 3: Cross multiply
768,414.00x = 1,059,425.62 × 630,083.26 - Step 4: Simplify right side
768,414.00x = 667,526,348,126.20 - Step 5: Solve for x
x = 667,526,348,126.20/768,414.00 - Step 6: Final answer
x = 868,706.64
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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.