Finding the Fourth Proportional to 331,273.44, 457,294.68 and 250,723.44
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Solution
The fourth proportional to 331,273.44, 457,294.68 and 250,723.44 is: 346,102.29
Step by Step Solution
- Step 1: Write the proportion equation
331,273.44 : 457,294.68 = 250,723.44 : x - Step 2: Convert to fraction form
331,273.44/457,294.68 = 250,723.44/x - Step 3: Cross multiply
331,273.44x = 457,294.68 × 250,723.44 - Step 4: Simplify right side
331,273.44x = 114,654,495,263.30 - Step 5: Solve for x
x = 114,654,495,263.30/331,273.44 - Step 6: Final answer
x = 346,102.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.