Finding the Fourth Proportional to 351,418.41, 484,955.19 and 190,272.96
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Solution
The fourth proportional to 351,418.41, 484,955.19 and 190,272.96 is: 262,575.49
Step by Step Solution
- Step 1: Write the proportion equation
351,418.41 : 484,955.19 = 190,272.96 : x - Step 2: Convert to fraction form
351,418.41/484,955.19 = 190,272.96/x - Step 3: Cross multiply
351,418.41x = 484,955.19 × 190,272.96 - Step 4: Simplify right side
351,418.41x = 92,273,859,468.66 - Step 5: Solve for x
x = 92,273,859,468.66/351,418.41 - Step 6: Final answer
x = 262,575.49
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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.