Finding the Fourth Proportional to 635,460.98, 876,932.97 and 345,069.95
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Solution
The fourth proportional to 635,460.98, 876,932.97 and 345,069.95 is: 476,194.80
Step by Step Solution
- Step 1: Write the proportion equation
635,460.98 : 876,932.97 = 345,069.95 : x - Step 2: Convert to fraction form
635,460.98/876,932.97 = 345,069.95/x - Step 3: Cross multiply
635,460.98x = 876,932.97 × 345,069.95 - Step 4: Simplify right side
635,460.98x = 302,603,210,432.57 - Step 5: Solve for x
x = 302,603,210,432.57/635,460.98 - Step 6: Final answer
x = 476,194.80
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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.