Finding the Fourth Proportional to 326,068.48, 449,968.80 and 182,828.08
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Solution
The fourth proportional to 326,068.48, 449,968.80 and 182,828.08 is: 252,299.55
Step by Step Solution
- Step 1: Write the proportion equation
326,068.48 : 449,968.80 = 182,828.08 : x - Step 2: Convert to fraction form
326,068.48/449,968.80 = 182,828.08/x - Step 3: Cross multiply
326,068.48x = 449,968.80 × 182,828.08 - Step 4: Simplify right side
326,068.48x = 82,266,931,763.90 - Step 5: Solve for x
x = 82,266,931,763.90/326,068.48 - Step 6: Final answer
x = 252,299.55
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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.