Finding the Fourth Proportional to 444,665.19, 667,121.93 and 178,612.53
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Solution
The fourth proportional to 444,665.19, 667,121.93 and 178,612.53 is: 267,968.66
Step by Step Solution
- Step 1: Write the proportion equation
444,665.19 : 667,121.93 = 178,612.53 : x - Step 2: Convert to fraction form
444,665.19/667,121.93 = 178,612.53/x - Step 3: Cross multiply
444,665.19x = 667,121.93 × 178,612.53 - Step 4: Simplify right side
444,665.19x = 119,156,334,842.72 - Step 5: Solve for x
x = 119,156,334,842.72/444,665.19 - Step 6: Final answer
x = 267,968.66
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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.