Finding the Fourth Proportional to 414,235.14, 571,807.36 and 261,242.88
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Solution
The fourth proportional to 414,235.14, 571,807.36 and 261,242.88 is: 360,617.89
Step by Step Solution
- Step 1: Write the proportion equation
414,235.14 : 571,807.36 = 261,242.88 : x - Step 2: Convert to fraction form
414,235.14/571,807.36 = 261,242.88/x - Step 3: Cross multiply
414,235.14x = 571,807.36 × 261,242.88 - Step 4: Simplify right side
414,235.14x = 149,380,601,531.60 - Step 5: Solve for x
x = 149,380,601,531.60/414,235.14 - Step 6: Final answer
x = 360,617.89
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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.