Finding the Fourth Proportional to 311,251.68, 467,023.32 and 153,394.02
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Solution
The fourth proportional to 311,251.68, 467,023.32 and 153,394.02 is: 230,162.88
Step by Step Solution
- Step 1: Write the proportion equation
311,251.68 : 467,023.32 = 153,394.02 : x - Step 2: Convert to fraction form
311,251.68/467,023.32 = 153,394.02/x - Step 3: Cross multiply
311,251.68x = 467,023.32 × 153,394.02 - Step 4: Simplify right side
311,251.68x = 71,638,584,488.55 - Step 5: Solve for x
x = 71,638,584,488.55/311,251.68 - Step 6: Final answer
x = 230,162.88
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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.