Finding the Fourth Proportional to 325,318.28, 487,266.71 and 135,202.23
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Solution
The fourth proportional to 325,318.28, 487,266.71 and 135,202.23 is: 202,507.98
Step by Step Solution
- Step 1: Write the proportion equation
325,318.28 : 487,266.71 = 135,202.23 : x - Step 2: Convert to fraction form
325,318.28/487,266.71 = 135,202.23/x - Step 3: Cross multiply
325,318.28x = 487,266.71 × 135,202.23 - Step 4: Simplify right side
325,318.28x = 65,879,545,120.75 - Step 5: Solve for x
x = 65,879,545,120.75/325,318.28 - Step 6: Final answer
x = 202,507.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.