Finding the Fourth Proportional to 635,539.97, 876,679.01 and 380,743.52
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Solution
The fourth proportional to 635,539.97, 876,679.01 and 380,743.52 is: 525,206.70
Step by Step Solution
- Step 1: Write the proportion equation
635,539.97 : 876,679.01 = 380,743.52 : x - Step 2: Convert to fraction form
635,539.97/876,679.01 = 380,743.52/x - Step 3: Cross multiply
635,539.97x = 876,679.01 × 380,743.52 - Step 4: Simplify right side
635,539.97x = 333,789,850,273.80 - Step 5: Solve for x
x = 333,789,850,273.80/635,539.97 - Step 6: Final answer
x = 525,206.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.