Finding the Fourth Proportional to 480,375.14, 720,318.12 and 160,411.96
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Solution
The fourth proportional to 480,375.14, 720,318.12 and 160,411.96 is: 240,536.26
Step by Step Solution
- Step 1: Write the proportion equation
480,375.14 : 720,318.12 = 160,411.96 : x - Step 2: Convert to fraction form
480,375.14/720,318.12 = 160,411.96/x - Step 3: Cross multiply
480,375.14x = 720,318.12 × 160,411.96 - Step 4: Simplify right side
480,375.14x = 115,547,641,452.72 - Step 5: Solve for x
x = 115,547,641,452.72/480,375.14 - Step 6: Final answer
x = 240,536.26
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1.5x scale
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.