Finding the Fourth Proportional to 850,642.68, 1,275,964.02 and 251,557.17
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Solution
The fourth proportional to 850,642.68, 1,275,964.02 and 251,557.17 is: 377,335.76
Step by Step Solution
- Step 1: Write the proportion equation
850,642.68 : 1,275,964.02 = 251,557.17 : x - Step 2: Convert to fraction form
850,642.68/1,275,964.02 = 251,557.17/x - Step 3: Cross multiply
850,642.68x = 1,275,964.02 × 251,557.17 - Step 4: Simplify right side
850,642.68x = 320,977,897,893.02 - Step 5: Solve for x
x = 320,977,897,893.02/850,642.68 - Step 6: Final answer
x = 377,335.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.