Finding the Fourth Proportional to 331,203.68, 496,473.32 and 153,835.26
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Solution
The fourth proportional to 331,203.68, 496,473.32 and 153,835.26 is: 230,598.59
Step by Step Solution
- Step 1: Write the proportion equation
331,203.68 : 496,473.32 = 153,835.26 : x - Step 2: Convert to fraction form
331,203.68/496,473.32 = 153,835.26/x - Step 3: Cross multiply
331,203.68x = 496,473.32 × 153,835.26 - Step 4: Simplify right side
331,203.68x = 76,375,102,265.26 - Step 5: Solve for x
x = 76,375,102,265.26/331,203.68 - Step 6: Final answer
x = 230,598.59
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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.