Finding the Fourth Proportional to 325,229.08, 487,563.24 and 125,689.48
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Solution
The fourth proportional to 325,229.08, 487,563.24 and 125,689.48 is: 188,425.86
Step by Step Solution
- Step 1: Write the proportion equation
325,229.08 : 487,563.24 = 125,689.48 : x - Step 2: Convert to fraction form
325,229.08/487,563.24 = 125,689.48/x - Step 3: Cross multiply
325,229.08x = 487,563.24 × 125,689.48 - Step 4: Simplify right side
325,229.08x = 61,281,570,102.72 - Step 5: Solve for x
x = 61,281,570,102.72/325,229.08 - Step 6: Final answer
x = 188,425.86
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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.