Finding the Fourth Proportional to 757,183.43, 1,134,975.06 and 330,345.42
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Solution
The fourth proportional to 757,183.43, 1,134,975.06 and 330,345.42 is: 495,169.07
Step by Step Solution
- Step 1: Write the proportion equation
757,183.43 : 1,134,975.06 = 330,345.42 : x - Step 2: Convert to fraction form
757,183.43/1,134,975.06 = 330,345.42/x - Step 3: Cross multiply
757,183.43x = 1,134,975.06 × 330,345.42 - Step 4: Simplify right side
757,183.43x = 374,933,812,885.23 - Step 5: Solve for x
x = 374,933,812,885.23/757,183.43 - Step 6: Final answer
x = 495,169.07
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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.