Finding the Fourth Proportional to 324,719.13, 448,113.05 and 181,479.17
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Solution
The fourth proportional to 324,719.13, 448,113.05 and 181,479.17 is: 250,441.62
Step by Step Solution
- Step 1: Write the proportion equation
324,719.13 : 448,113.05 = 181,479.17 : x - Step 2: Convert to fraction form
324,719.13/448,113.05 = 181,479.17/x - Step 3: Cross multiply
324,719.13x = 448,113.05 × 181,479.17 - Step 4: Simplify right side
324,719.13x = 81,323,184,380.17 - Step 5: Solve for x
x = 81,323,184,380.17/324,719.13 - Step 6: Final answer
x = 250,441.62
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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.