Finding the Fourth Proportional to 323,145.08, 445,939.26 and 179,901.44
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Solution
The fourth proportional to 323,145.08, 445,939.26 and 179,901.44 is: 248,263.46
Step by Step Solution
- Step 1: Write the proportion equation
323,145.08 : 445,939.26 = 179,901.44 : x - Step 2: Convert to fraction form
323,145.08/445,939.26 = 179,901.44/x - Step 3: Cross multiply
323,145.08x = 445,939.26 × 179,901.44 - Step 4: Simplify right side
323,145.08x = 80,225,115,026.53 - Step 5: Solve for x
x = 80,225,115,026.53/323,145.08 - Step 6: Final answer
x = 248,263.46
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1.5x scale
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.