Finding the Fourth Proportional to 290,296.44, 400,652.82 and 177,184.92
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Solution
The fourth proportional to 290,296.44, 400,652.82 and 177,184.92 is: 244,541.88
Step by Step Solution
- Step 1: Write the proportion equation
290,296.44 : 400,652.82 = 177,184.92 : x - Step 2: Convert to fraction form
290,296.44/400,652.82 = 177,184.92/x - Step 3: Cross multiply
290,296.44x = 400,652.82 × 177,184.92 - Step 4: Simplify right side
290,296.44x = 70,989,637,859.47 - Step 5: Solve for x
x = 70,989,637,859.47/290,296.44 - Step 6: Final answer
x = 244,541.88
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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.