Finding the Fourth Proportional to 351,419.03, 484,958.48 and 190,274.19
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Solution
The fourth proportional to 351,419.03, 484,958.48 and 190,274.19 is: 262,578.50
Step by Step Solution
- Step 1: Write the proportion equation
351,419.03 : 484,958.48 = 190,274.19 : x - Step 2: Convert to fraction form
351,419.03/484,958.48 = 190,274.19/x - Step 3: Cross multiply
351,419.03x = 484,958.48 × 190,274.19 - Step 4: Simplify right side
351,419.03x = 92,275,081,965.63 - Step 5: Solve for x
x = 92,275,081,965.63/351,419.03 - Step 6: Final answer
x = 262,578.50
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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.