Finding the Fourth Proportional to 669,621.44, 1,004,432.16 and 295,569.92
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Solution
The fourth proportional to 669,621.44, 1,004,432.16 and 295,569.92 is: 443,354.88
Step by Step Solution
- Step 1: Write the proportion equation
669,621.44 : 1,004,432.16 = 295,569.92 : x - Step 2: Convert to fraction form
669,621.44/1,004,432.16 = 295,569.92/x - Step 3: Cross multiply
669,621.44x = 1,004,432.16 × 295,569.92 - Step 4: Simplify right side
669,621.44x = 296,879,933,176.63 - Step 5: Solve for x
x = 296,879,933,176.63/669,621.44 - Step 6: Final answer
x = 443,354.88
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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.