Finding the Fourth Proportional to 337,251.12, 505,811.68 and 157,286.88
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Solution
The fourth proportional to 337,251.12, 505,811.68 and 157,286.88 is: 235,900.01
Step by Step Solution
- Step 1: Write the proportion equation
337,251.12 : 505,811.68 = 157,286.88 : x - Step 2: Convert to fraction form
337,251.12/505,811.68 = 157,286.88/x - Step 3: Cross multiply
337,251.12x = 505,811.68 × 157,286.88 - Step 4: Simplify right side
337,251.12x = 79,557,541,014.76 - Step 5: Solve for x
x = 79,557,541,014.76/337,251.12 - Step 6: Final answer
x = 235,900.01
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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.