Finding the Fourth Proportional to 284,230.08, 392,194.44 and 188,876.88
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Solution
The fourth proportional to 284,230.08, 392,194.44 and 188,876.88 is: 260,621.47
Step by Step Solution
- Step 1: Write the proportion equation
284,230.08 : 392,194.44 = 188,876.88 : x - Step 2: Convert to fraction form
284,230.08/392,194.44 = 188,876.88/x - Step 3: Cross multiply
284,230.08x = 392,194.44 × 188,876.88 - Step 4: Simplify right side
284,230.08x = 74,076,462,180.55 - Step 5: Solve for x
x = 74,076,462,180.55/284,230.08 - Step 6: Final answer
x = 260,621.47
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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.