Finding the Fourth Proportional to 351,884.18, 485,600.52 and 190,739.19
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Solution
The fourth proportional to 351,884.18, 485,600.52 and 190,739.19 is: 263,220.28
Step by Step Solution
- Step 1: Write the proportion equation
351,884.18 : 485,600.52 = 190,739.19 : x - Step 2: Convert to fraction form
351,884.18/485,600.52 = 190,739.19/x - Step 3: Cross multiply
351,884.18x = 485,600.52 × 190,739.19 - Step 4: Simplify right side
351,884.18x = 92,623,049,848.38 - Step 5: Solve for x
x = 92,623,049,848.38/351,884.18 - Step 6: Final answer
x = 263,220.28
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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.