Finding the Fourth Proportional to 351,197.25, 484,652.20 and 190,052.28
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Solution
The fourth proportional to 351,197.25, 484,652.20 and 190,052.28 is: 262,272.14
Step by Step Solution
- Step 1: Write the proportion equation
351,197.25 : 484,652.20 = 190,052.28 : x - Step 2: Convert to fraction form
351,197.25/484,652.20 = 190,052.28/x - Step 3: Cross multiply
351,197.25x = 484,652.20 × 190,052.28 - Step 4: Simplify right side
351,197.25x = 92,109,255,617.02 - Step 5: Solve for x
x = 92,109,255,617.02/351,197.25 - Step 6: Final answer
x = 262,272.14
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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.