Finding the Fourth Proportional to 324,165.24, 447,484.50 and 196,881.84
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Solution
The fourth proportional to 324,165.24, 447,484.50 and 196,881.84 is: 271,779.82
Step by Step Solution
- Step 1: Write the proportion equation
324,165.24 : 447,484.50 = 196,881.84 : x - Step 2: Convert to fraction form
324,165.24/447,484.50 = 196,881.84/x - Step 3: Cross multiply
324,165.24x = 447,484.50 × 196,881.84 - Step 4: Simplify right side
324,165.24x = 88,101,571,731.48 - Step 5: Solve for x
x = 88,101,571,731.48/324,165.24 - Step 6: Final answer
x = 271,779.82
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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.