Finding the Fourth Proportional to 396,481.62, 594,784.62 and 130,181.52
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Solution
The fourth proportional to 396,481.62, 594,784.62 and 130,181.52 is: 195,292.70
Step by Step Solution
- Step 1: Write the proportion equation
396,481.62 : 594,784.62 = 130,181.52 : x - Step 2: Convert to fraction form
396,481.62/594,784.62 = 130,181.52/x - Step 3: Cross multiply
396,481.62x = 594,784.62 × 130,181.52 - Step 4: Simplify right side
396,481.62x = 77,429,965,904.22 - Step 5: Solve for x
x = 77,429,965,904.22/396,481.62 - Step 6: Final answer
x = 195,292.70
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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.