Finding the Fourth Proportional to 346,310.16, 477,871.61 and 201,087.56
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Solution
The fourth proportional to 346,310.16, 477,871.61 and 201,087.56 is: 277,479.69
Step by Step Solution
- Step 1: Write the proportion equation
346,310.16 : 477,871.61 = 201,087.56 : x - Step 2: Convert to fraction form
346,310.16/477,871.61 = 201,087.56/x - Step 3: Cross multiply
346,310.16x = 477,871.61 × 201,087.56 - Step 4: Simplify right side
346,310.16x = 96,094,036,048.17 - Step 5: Solve for x
x = 96,094,036,048.17/346,310.16 - Step 6: Final answer
x = 277,479.69
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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.