Finding the Fourth Proportional to 548,056.10, 821,695.35 and 248,680.10
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Solution
The fourth proportional to 548,056.10, 821,695.35 and 248,680.10 is: 372,843.73
Step by Step Solution
- Step 1: Write the proportion equation
548,056.10 : 821,695.35 = 248,680.10 : x - Step 2: Convert to fraction form
548,056.10/821,695.35 = 248,680.10/x - Step 3: Cross multiply
548,056.10x = 821,695.35 × 248,680.10 - Step 4: Simplify right side
548,056.10x = 204,339,281,807.54 - Step 5: Solve for x
x = 204,339,281,807.54/548,056.10 - Step 6: Final answer
x = 372,843.73
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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.