Finding the Fourth Proportional to 324,961.62, 487,263.80 and 100,260.74
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Solution
The fourth proportional to 324,961.62, 487,263.80 and 100,260.74 is: 150,336.00
Step by Step Solution
- Step 1: Write the proportion equation
324,961.62 : 487,263.80 = 100,260.74 : x - Step 2: Convert to fraction form
324,961.62/487,263.80 = 100,260.74/x - Step 3: Cross multiply
324,961.62x = 487,263.80 × 100,260.74 - Step 4: Simplify right side
324,961.62x = 48,853,429,163.21 - Step 5: Solve for x
x = 48,853,429,163.21/324,961.62 - Step 6: Final answer
x = 150,336.00
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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.