Finding the Fourth Proportional to 290,948.15, 401,563.58 and 182,102.99
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Solution
The fourth proportional to 290,948.15, 401,563.58 and 182,102.99 is: 251,336.62
Step by Step Solution
- Step 1: Write the proportion equation
290,948.15 : 401,563.58 = 182,102.99 : x - Step 2: Convert to fraction form
290,948.15/401,563.58 = 182,102.99/x - Step 3: Cross multiply
290,948.15x = 401,563.58 × 182,102.99 - Step 4: Simplify right side
290,948.15x = 73,125,925,674.77 - Step 5: Solve for x
x = 73,125,925,674.77/290,948.15 - Step 6: Final answer
x = 251,336.62
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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.