Finding the Fourth Proportional to 895,992.23, 1,236,468.75 and 493,584.23
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Solution
The fourth proportional to 895,992.23, 1,236,468.75 and 493,584.23 is: 681,145.95
Step by Step Solution
- Step 1: Write the proportion equation
895,992.23 : 1,236,468.75 = 493,584.23 : x - Step 2: Convert to fraction form
895,992.23/1,236,468.75 = 493,584.23/x - Step 3: Cross multiply
895,992.23x = 1,236,468.75 × 493,584.23 - Step 4: Simplify right side
895,992.23x = 610,301,477,128.04 - Step 5: Solve for x
x = 610,301,477,128.04/895,992.23 - Step 6: Final answer
x = 681,145.95
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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.