Finding the Fourth Proportional to 351,469.01, 485,026.36 and 190,324.06
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Solution
The fourth proportional to 351,469.01, 485,026.36 and 190,324.06 is: 262,646.73
Step by Step Solution
- Step 1: Write the proportion equation
351,469.01 : 485,026.36 = 190,324.06 : x - Step 2: Convert to fraction form
351,469.01/485,026.36 = 190,324.06/x - Step 3: Cross multiply
351,469.01x = 485,026.36 × 190,324.06 - Step 4: Simplify right side
351,469.01x = 92,312,186,042.22 - Step 5: Solve for x
x = 92,312,186,042.22/351,469.01 - Step 6: Final answer
x = 262,646.73
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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.