Finding the Fourth Proportional to 937,286.08, 1,405,968 and 272,438.08
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Solution
The fourth proportional to 937,286.08, 1,405,968 and 272,438.08 is: 408,668.42
Step by Step Solution
- Step 1: Write the proportion equation
937,286.08 : 1,405,968 = 272,438.08 : x - Step 2: Convert to fraction form
937,286.08/1,405,968 = 272,438.08/x - Step 3: Cross multiply
937,286.08x = 1,405,968 × 272,438.08 - Step 4: Simplify right side
937,286.08x = 383,039,222,461.44 - Step 5: Solve for x
x = 383,039,222,461.44/937,286.08 - Step 6: Final answer
x = 408,668.42
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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.