Finding the Fourth Proportional to 331,159.92, 496,584.36 and 153,556.08
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Solution
The fourth proportional to 331,159.92, 496,584.36 and 153,556.08 is: 230,262.01
Step by Step Solution
- Step 1: Write the proportion equation
331,159.92 : 496,584.36 = 153,556.08 : x - Step 2: Convert to fraction form
331,159.92/496,584.36 = 153,556.08/x - Step 3: Cross multiply
331,159.92x = 496,584.36 × 153,556.08 - Step 4: Simplify right side
331,159.92x = 76,253,547,710.91 - Step 5: Solve for x
x = 76,253,547,710.91/331,159.92 - Step 6: Final answer
x = 230,262.01
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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.