Finding the Fourth Proportional to 324,680.96, 448,015.68 and 181,434.08
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Solution
The fourth proportional to 324,680.96, 448,015.68 and 181,434.08 is: 250,354.42
Step by Step Solution
- Step 1: Write the proportion equation
324,680.96 : 448,015.68 = 181,434.08 : x - Step 2: Convert to fraction form
324,680.96/448,015.68 = 181,434.08/x - Step 3: Cross multiply
324,680.96x = 448,015.68 × 181,434.08 - Step 4: Simplify right side
324,680.96x = 81,285,312,726.37 - Step 5: Solve for x
x = 81,285,312,726.37/324,680.96 - Step 6: Final answer
x = 250,354.42
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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.