Finding the Fourth Proportional to 804,904.26, 1,110,745.50 and 442,328.02
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Solution
The fourth proportional to 804,904.26, 1,110,745.50 and 442,328.02 is: 610,400.37
Step by Step Solution
- Step 1: Write the proportion equation
804,904.26 : 1,110,745.50 = 442,328.02 : x - Step 2: Convert to fraction form
804,904.26/1,110,745.50 = 442,328.02/x - Step 3: Cross multiply
804,904.26x = 1,110,745.50 × 442,328.02 - Step 4: Simplify right side
804,904.26x = 491,313,857,738.91 - Step 5: Solve for x
x = 491,313,857,738.91/804,904.26 - Step 6: Final answer
x = 610,400.37
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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.