Finding the Fourth Proportional to 484,607.05, 727,059.39 and 248,115.79
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Solution
The fourth proportional to 484,607.05, 727,059.39 and 248,115.79 is: 372,249.88
Step by Step Solution
- Step 1: Write the proportion equation
484,607.05 : 727,059.39 = 248,115.79 : x - Step 2: Convert to fraction form
484,607.05/727,059.39 = 248,115.79/x - Step 3: Cross multiply
484,607.05x = 727,059.39 × 248,115.79 - Step 4: Simplify right side
484,607.05x = 180,394,914,926.77 - Step 5: Solve for x
x = 180,394,914,926.77/484,607.05 - Step 6: Final answer
x = 372,249.88
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1.5x scale
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.