Finding the Fourth Proportional to 346,387.56, 477,878.84 and 201,168.63
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Solution
The fourth proportional to 346,387.56, 477,878.84 and 201,168.63 is: 277,533.73
Step by Step Solution
- Step 1: Write the proportion equation
346,387.56 : 477,878.84 = 201,168.63 : x - Step 2: Convert to fraction form
346,387.56/477,878.84 = 201,168.63/x - Step 3: Cross multiply
346,387.56x = 477,878.84 × 201,168.63 - Step 4: Simplify right side
346,387.56x = 96,134,231,297.33 - Step 5: Solve for x
x = 96,134,231,297.33/346,387.56 - Step 6: Final answer
x = 277,533.73
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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.