Finding the Fourth Proportional to 351,349.20, 484,862.06 and 190,204.26
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Solution
The fourth proportional to 351,349.20, 484,862.06 and 190,204.26 is: 262,481.97
Step by Step Solution
- Step 1: Write the proportion equation
351,349.20 : 484,862.06 = 190,204.26 : x - Step 2: Convert to fraction form
351,349.20/484,862.06 = 190,204.26/x - Step 3: Cross multiply
351,349.20x = 484,862.06 × 190,204.26 - Step 4: Simplify right side
351,349.20x = 92,222,829,324.38 - Step 5: Solve for x
x = 92,222,829,324.38/351,349.20 - Step 6: Final answer
x = 262,481.97
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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.