Finding the Fourth Proportional to 335,118.24, 461,987.28 and 266,533.92
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Solution
The fourth proportional to 335,118.24, 461,987.28 and 266,533.92 is: 367,438.31
Step by Step Solution
- Step 1: Write the proportion equation
335,118.24 : 461,987.28 = 266,533.92 : x - Step 2: Convert to fraction form
335,118.24/461,987.28 = 266,533.92/x - Step 3: Cross multiply
335,118.24x = 461,987.28 × 266,533.92 - Step 4: Simplify right side
335,118.24x = 123,135,280,728.54 - Step 5: Solve for x
x = 123,135,280,728.54/335,118.24 - Step 6: Final answer
x = 367,438.31
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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.